Answer:
As a number, there is no "number" for the slope of the vertical line (N/A)
Step-by-step explanation:
Remember that slope is the "y" measurements. If there is " ' infinite ' " y's, then there is no exact slope measurement, which makes it N/A
~
The slope of a vertical line is undefined because it does not have a definitive rise over run, as the change in x is zero, leading to division by zero. Graphically, slopes indicate the steepness of a line, with positive slopes inclining upward, negative slopes declining downward, and the slope of a horizontal line being zero. Vertical lines have an infinite slope, which is another way of saying they have no defined steepness in the typical sense.
The slope of a vertical line is a concept that often confuses students, primarily because a vertical line does not have a slope in the way we usually understand it. The slope value of a line typically tells us how much the y-value goes up or down for a unit change along the x-axis. For a horizontal line, the slope equals zero, but a vertical line is different. Since the x-value does not change as the y-value increases or decreases, you would be dividing by zero, which is mathematically undefined. Thus, the slope of a vertical line is undefined.
Graphically, if the slope of a line increases, it becomes steeper, and conversely, if it decreases, the line becomes flatter. A positive slope means that as you move to the right along the x-axis, the line goes up. On the other hand, a negative slope indicates that the line goes down as you move right. However, these concepts do not apply to vertical lines, as they do not have a slope that could be described as positive or negative. Instead, their infinite slope is a way of expressing that they are not functionally graded.
Which of the following does not represent a function? graph of a sine wave function graph of a line with a negative slope and a y intercept of negative 5 graph of a positive parabola oriented about the y axis with y intercept negative 6 graph of an absolute value function oriented about the x-axis
PLEASE HELP ME
And show work
Answer:
The snow cone in a cup will hold more.
Step-by-step explanation:
Traditional snow cone:Firstly, to find the area of the cone you need to know the formula:
[tex]\frac{1}{3}\pi r^{2} h[/tex]
So simply plug the values in:
[tex]\frac{1}{3}\pi 4^{2} 13[/tex]
= 217.81 = 218cm³
Snow cone in a cup:To find the area of a cylinder, you need to remember the formula:
The radius is half the diameter so:
Radius = 8 ÷ 2 = 4
[tex]\pi r^{2} h[/tex]
So simply plug these values in:
[tex]\pi 4^{2} 5[/tex]
= 251.33 = 251cm³
So this means that because the snow cone in a cup is 251cm³ whereas the traditional snow cone is only 218cm³, the snow cone in a cup will hold more.
What is the solution of 14=y-10
Answer:
24
Step-by-step explanation:
Just Add 10 to both sides (The rule is that in equations, what you do to one side, must be done to the other
[tex]14=y-10\\14+10=y-10+10\\24=y[/tex]
Answer:
24
Step-by-step explanation:
14 = y - 10
Addition property of equality: You can add the same value to both sides.
14 + 10 = y - 10 + 10
Add: 24 = y
y = 24
Solution means the value of the variable.
in the diagram, HE ||GF. Find DF
Answer:
WOwwwzerzzzzZZZZZZZZZZZZZZZZZZZZ
An old billionaire is writing his will, and deciding how to distribute his nine estates among his three children. He wants to give each child at least one estate, and he does not want to give any two of his children the same number of estates. In how many possible ways can he distribute his estates?
The old billionaire can distribute his nine estates among his three children in one possible way, with the conditions that each child must receive at least one estate no two children can receive the same number of estates.
Explanation:This is a combinatorics problem in mathematics, specifically a variety problem. The billionaire has nine estates and three children. The conditions are that each child must receive at least one estate and no two children can receive the same number of estates.
Considering these conditions, the estates can be distributed in the following way: The first child can receive one estate, the second two, and the third child six. This is just one way to distribute the estates; there are several other combinations possible given the constraints.
To calculate the total number of possible distributions, we must consider all combinations. However, with the given constraints, there is only one possible way to distribute the estates among the three children.
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There are 18 possible ways for the billionaire to distribute his estates among his three children, ensuring that each child receives at least one estate and no two children receive the same number of estates.
Explanation:To distribute the nine estates among the three children, we can use combinatorics.
Step 1: We give each child one estate each. This leaves us with six estates.
Step 2: We need to divide these six estates among the three children in such a way that no two children receive the same number of estates.
Case 1: If we distribute the six estates as 4-1-1 (four estates to one child, one estate to each of the other two children), we have 3 options to choose the child who receives four estates. Once that is chosen, there are 2 options for the child who receives one estate, and the remaining child will automatically receive one estate. So, in this case, we have 3 * 2 = 6 options.
Case 2: If we distribute the six estates as 3-2-1 (three estates to one child, two estates to another, and one estate to the remaining child), we have 3 options to choose the child who receives three estates. Once that is chosen, there are 2 options for the child who receives two estates and one option for the child who receives one estate. So, in this case, we have 3 * 2 * 1 = 6 options.
Case 3: If we distribute the six estates as 3-1-2 (similar to Case 2, but switching the number of estates for two of the children), we also have 6 options.
Therefore, the total number of possible ways to distribute the estates is 6 + 6 + 6 = 18.
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Complete the equation of the graphed linear function in point-slope form. y – (–2) = (x – ) The graph of the function goes through point 1, negative 2 and point 2, 2.
Answer:
[tex]y-(-2) = 4(x-1)[/tex]
Step-by-step explanation:
Point-slope form of the equation of a straight line is:
[tex]y-y_0 = m(x-x_0)[/tex] (1)
The two points given in the problem are:
[tex](x_0,y_0)=(1,-2)\\(x_1,y_1)=(2,2)[/tex]
So, the slope of the line is given by:
[tex]m=\frac{y_1 -y_0}{x_1 -x_0}=\frac{2-(-2)}{2-1}=\frac{4}{1}=4[/tex]
And substituting into eq.(1), we find:
[tex]y-(-2) = 4(x-1)[/tex]
Y=7 X=2 what is the value of x when y =21
Step-by-step explanation:
x might equal 6 because 21 divided by 7 is 3 so u multiply 3 by 2. You get 6. i think x equals 6. Hope this is right and hope this helped!
Answer:
6
Step-by-step explanation:
y times 3 equals 21 because 7 times 3 equals 21 so:
x times 3 equals 6 because 2 times 3 equals 6
What is the circumference of the circle? r=6.4
Answer:
C = 40.2124
Step-by-step explanation:
The formula for circumference is
C = 2*pi*r
where r is the radius.
Substitute what we know.
C = 2 * pi * 6.4
C = 12.8 * pi
If we use substitute pi in, we get
C = 40.2124
slope= 9; intercept= 2
Answer:
y = 9x + 2
Step-by-step explanation:
The equation of a line with slope m and y-intercept b is
y = mx + b
If you were asked to write the equation of the line with slope = 9 and y-intercept = 2, then the equation is
y = 9x + 2
Answer:
y = 9x -2
Step-by-step explanation:
Emily and a friend bought 2 tickets to see a soccer game each ticket costs 8.25 dollars the friends paid a toatal of 24.50 dollars which included a parking fee what percent increase represents the change when the parking fee is included?
Answer:
48 percent increase
Step-by-step explanation:
write the equation if the line that passes through (4,5) and has a slope of m=3
Answer:
y = 3x - 7
Step-by-step explanation:
The point-slope formula for a straight line is
y – y₁ = m(x – x₁)
x₁ = 4; y₁ = 5; m = 3 Substitute the values
y – 5 = 3(x - 4) Remove parentheses
y – 5 = 3x - 12 Add 5 to each side
y = 3x - 7
The graph is a straight line with a y-intercept at y = -7 and a slope = 12/4 = 3.
write a story problem that represents 528 divided by 24
Answer:
Micheal owns a farm. On that farm he plants 528 oranges. After harvest, he decides to pack all of his oranges into crates to sell. If he has 24 crates, how many oranges should he pack into each crate? Will there be too many oranges in which there will be some left over?
Step-by-step explanation:
WHATS THE ANSWERS PLS TELL MEH PLS
Answer: 3) 9 7/10 (C)
4) 26 1/12 pounds (A)
5) 17 5/6 miles (D)
Answer:
3. C
4. A
4. D
Step-by-step explanation:
3)
When adding two fractions, you must add them with the same denominator. This means finding the lowest common multiple of 10 and 5, which is 50. Simply multiply each fraction by the denominator of the opposite fraction:
[tex]\frac{4}{5} * 10 = \frac{40}{50}[/tex]
[tex]\frac{9}{10} * 5 = \frac{45}{50}[/tex]
Add the two fractions together:
[tex]\frac{40}{50} + \frac{45}{50} = \frac{85}{50} = 1 \frac{35}{50} = 1 \frac{7}{10}[/tex]
7 + 1 + 1 + 7/10 = 9 7/10
4)
Again, make the denominator the same number by multiplying the fraction by the denominator of the other fraction:
[tex]\frac{3}{4} * 3 = \frac{9}{12}[/tex]
[tex]\frac{1}{3} * 4 = \frac{4}{12}[/tex]
9/12 + 4/12 = 13/12 = 1 1/12
10 + 15 + 1 + 1/12 = 26 1/12
5)
Again, multiply the fraction by the denominator of the opposite fraction:
[tex]\frac{1}{2} * 3 = \frac{3}{6}[/tex]
[tex]\frac{1}{3} * 2 = \frac{2}{6}[/tex]
3/6 + 2/6 = 5/5
7 + 6 + 4 + 5/6 = 17 5/6
he isosceles triangle has a perimeter of 7.5 m. Which equation can be used to find the value of x if the shortest side, y, measures 2.1 m?
Answer:
2x+ 2.1 = 7.5
x=2.7
Step-by-step explanation:
The perimeter of an isosceles triangle with sides x and y is
2x+y = P
I put y as the single side since the question said y is the shortest side. It should say shorter sides if the two sides with the same length are smaller than the third.
We know y =2.1 and P = 7.5
Substituting these values in, we get
2x+ 2.1 = 7.5
Subtract 2.1 from each side
2x+2.1 -2.1 = 7.5 -2.1
2x= 5.4
Divide each side by 2
2x/2 = 5.4/2
x = 2.7 m
Which symbol is the correct symbol for the figure shown
Answer:
The answer is c:
Step-by-step explanation:
A: RS can mean anything
B: both line segment continue
D: the line segments continue in both directions
This week, Jamyra spent a total of 100 minutes studying. This total was 8 more than four times the amount of minutes she studied last week. How many minutes did Jamyra spend studying last week?
Answer: 23 minutes
Step-by-step explanation:
4x + 8 = 100
100 is 8 more than 4 times of minutes than last week.
X = minuted she studied last week.
Find x
4x = 100 - 8
4x = 92
x = 92/4
x = 23 minutes
Based on the problem, we form an equation 4x + 8 = 100 to represent the given situation. After solving this equation, we find that Jamyra spent 23 minutes studying last week.
Explanation:The question is asking about the amount of time that Jamyra spent studying last week based on the information provided about this week. It's given that Jamyra spent 100 minutes studying this week and that this total was 8 more than four times the amount of minutes she studied last week.
We can form an equation from this information: 4x + 8 = 100, where 'x' is the time Jamyra spent studying last week. Subtract 8 from both sides to get 4x = 92.
Then, divide both sides of the equation by 4 to isolate 'x', and we get x = 23.
So, Jamyra spent 23 minutes studying last week.
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evaluate each using the values given.
(z)(yx)^2+z; use x=2,y=2, and z=2
A.40
B.36
C. 34
D. 35
Put the values of x = 2, y = 2 and z = 2 to the expression (z)(yx)²+z:
[tex](2)(2\cdot2)^2+2=(2)(4)^2+2=(2)(16)+2=32+2=34[/tex]
Answer: C. 34Graph the function and analyze it for domain, range, continuity, increasing or decreaseing behavior, symmetry, boundedness, extrema, asymptotes, and end behavior.
f(x) = 3 * 0.2^x
Answer:
[tex]f(x) = 3 \cdot 0.2^x[/tex]
Step-by-step explanation:
[tex]f(x) = 3 \cdot 0.2^x[/tex]
Domain of f: "What values of x can we plug into this equation?" This makes sense for all real numbers so the domain is [tex]\mathbb{R}[/tex]
Range of f: "What values of f(x) can we get out of the function?" From the graph we see we can get any real number greater than 0 out of the function by choosing a suitable x-value in the domain. The range is therefore [tex](0, \infty)[/tex].
Continuity: Since the graph is one, unbroken curve (i.e. a curve that can be drawn in one movement without taking your pen off the paper). We see that "roughly speaking" the function is continuous.
Increasing or decreasing behaviour: For all x in the domain, as x increases, f(x) decreases. This means the function exhibits decreasing behaviour.
Symmetry: It is clear to see the graph of f(x) has no symmetry.
Boundedness: Looking at the graph we see it is unbounded above as when we choose negative values, the graph of f(x) explodes upwards exponentially. Choose a value of x, plug it in, next choose (x-1), plug this in and we observe [tex]f(x-1) > f(x)[/tex] for all x in the domain.
The function is however bounded below by 0: no value of x in the domain exists which satisfies [tex]f(x) < 0[/tex].
Extrema: As far as I can tell, there are no turning points on the curve. (Is this what you mean by extrema?)
Asymptotes: Contrary to the curve's appearance, there are no vertical asymtotes for this curve. The negative-x portion of the curve is just growing so quickly it appears to look like an asymptote. There is a value of f(x) for all x<0. There is however a horizontal asymtote: [tex]y=0[/tex].
End behaviour: As [tex]x \rightarrow \infty, f(x) \rightarrow 0[/tex]. As [tex]x \rightarrow -\infty, f(x) \rightarrow +\infty[/tex]
The function f(x) = 3*0.2^x is a decaying exponential function, with a domain of all real numbers and a range of (0, ∞). It is continuous, decreasing and has a horizontal asymptote at y=0.
Explanation:The function f(x) = 3*0.2^x is an exponential function with a base of 0.2. Here we're multiplying the function by a coefficient of 3.
Domain: The domain of an exponential function is always all real numbers. So, the domain is (-∞, ∞).
Range: Since this is a decaying exponential function, the output will always be between 0 (which will never actually be reached) and positive infinity. So, the range is (0, ∞).
Continuity: An exponential function is always continuous, meaning there are no holes or jumps in the graph.
Increasing or Decreasing Behavior: Since the base of the exponential (0.2) is less than 1, this function is always decreasing.
Symmetry: Exponential functions are not symmetric.
Boundedness: This function is bounded below by 0.
Extrema: There are no maximum or minimum points in this function. However, it is worth noting that the function gets closer and closer to y=0 as x goes to infinity, but never reaches it. This is sometimes considered a minimum.
Asymptotes: An asymptote is a line that the graph approaches but never reaches. For this function, the x-axis, or y = 0, is the horizontal asymptote.
End behavior: As x approaches positive infinity, y approaches 0; as x approaches negative infinity, y approaches positive infinity.
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In a candy store, a $12.00 jar of candy is labeled, "35% off." what is the sale price of the jar of candy?
Answer:I belive the sale price is $11.65
Step-by-step explanation:
$12.00-$0.35
sorry if im wrong
50 is 125% of what number? 12.5 40 62.5 112.5
Answer:
40
Step-by-step explanation:
divide by 5 if there is a decimal it is wrong
12.5/5=2.5
62.5/5=12.5
40/5=8
112.5/5=22.5
Two cars leave towns
950
kilometers apart at the same time and travel toward each other. One car's rate is
16
kilometers per hour less than the other's. If they meet in
5
hours, what is the rate of the slower car?
Final answer:
The speed of the slower car is 87 km/h. This was calculated by setting up an equation with the sum of the distances traveled by both cars after 5 hours, which is 950 km, and solving for the speed of the faster car first, then finding the speed of the slower car.
Explanation:
To determine the rate of the slower car in a scenario where two cars travel toward each other from 950 kilometers apart and meet in 5 hours, we set up an equation based on the relative speeds and distances covered. Let the speed of the faster car = v km/h; therefore, the speed of the slower car would be (v - 16) km/h, since it's given that the slower car travels 16 km/h less than the faster one.
The sum of the distances traveled by both cars when they meet after 5 hours is 950 km. We can express this with the equation: 5v + 5(v - 16) = 950.
Solving for v:
Subtracting 16 km/h from the faster car's speed gives us the slower car's speed:
v - 16 km/h = 103 km/h - 16 km/h = 87 km/h.
Therefore, the rate of the slower car is 87 km/h.
Solve the following problems: Given: ∆AFD, m ∠F = 90° AD = 14, m ∠D = 30° Find: Area of ∆AFD
We have the triangle 30° - 60° - 90°.
The sides are in proportion: 2 : √3 : 1
(look at the picture).
[tex]2a=14[/tex] divide both sides by 2
[tex]a=7[/tex]
[tex]a\sqrt3=7\sqrt3[/tex]
The area of a trinagle AFD:
[tex]A_{\Delta}=\dfrac{1}{2}(7)(7\sqrt3)=\boxed{\dfrac{49\sqrt3}{2}}[/tex]
Given that (2,9) is on the graph of f(x) find the corresponding point for the function f(x+2)
Answer:
The corresponding point for the function f(x+2) is (0,9)
Step-by-step explanation:
The point (2,9) lies on the graph of f(x). And we have to find the corresponding point for the function f(x+2).
Whenever we add some constant "c" in x then the graph of the function shifts left by 'c' units.
We can see that, 2 has been added with x . Hence, the graph of the function will shift left by 2 units.
Therefore, the corresponding point for the function f(x+2) is given by
(2-2,9)
= (0,9)
how to write slope-intercept form through (-1,3) and a slope of -1
The slope-intercept form:
[tex]y=mx+b[/tex]
m - slope
b - y-intercept
We have the slope m = -1 and the point (-1, 3). Substitute:
[tex]3=(-1)(-1)+b[/tex]
[tex]3=1+b[/tex] subtract 1 from both sides
[tex]2=b\to b=2[/tex]
Answer: y = -x + 2What is the equation of the line in standard form which has slope -2/5 and y-intercept 10?
Answer: y = -2/5x + 10
Step-by-step explanation:
The equation of a line is y=mx+b. In this problem, m (the slope) is -2/5 and b (the y-intercept) is 10.
a business reports a net income of -6,291 over a 9 month period. What is the average income per month for that period
q supp r and m q =22 degrees
Answer:
<R = 158
Step-by-step explanation:
Supplementary angles equal 180 degrees.
<Q + <R =180
22 + <R = 180
Subtract 22 from each side
22-22 + <R = 180-22
R = 158
Answer:
Option 2 - [tex]\angle R=158^\circ[/tex]
Step-by-step explanation:
Given : [tex]\angle Q[/tex] supp [tex]\angle R[/tex] and [tex]\angle Q=22^\circ[/tex]
To find : [tex]\angle R[/tex] ?
Solution :
Supp means the supplementary angle.
We know that,
The sum of two supplementary angle is 180°.
i.e. [tex]\angle Q+\angle R=180^\circ[/tex]
Substitute [tex]\angle Q=22^\circ[/tex],
[tex]22+\angle R=180^\circ[/tex]
[tex]\angle R=180-22[/tex]
[tex]\angle R=158[/tex]
Therefore, [tex]\angle R=158^\circ[/tex]
So, option 2 is correct.
ANSWER ASAP!!!!
Three of the choices are ways to express 0.50. Which is NOT?
A. 1 half
B. 5 hundredths
C. 5 tenths
D. 50 hundredths
Answer:
B
Step-by-step explanation:
If you are 14 years old now, which equation could be used to solve for your age, Y, 22 years from now?
14*Y=22
14+22=Y
14-22=Y
14+Y=22
Answer:
14+22=Y
Step-by-step explanation:
Since it is 22 years from now, you would add 22 to your current age, 14, to get Y, the age.
The correct equation to find your age 22 years from now, if you are currently 14, is 14 + 22 = Y. Solving the equation gives Y equals to 36.
Explanation:The correct equation that can be used to solve for your age, Y, in 22 years if you are currently 14 years old then the second option i.e., equation 14 + 22 = Y is the correct answer.
This equation represents an addition where you add the number of future years (22 years) to your current age (14 years old). When you solve this equation, Y equals to 36, which would be your age 22 years from now, assuming you're currently 14 years old.
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William is 1/6 as old as his father but 5 years older than his sister Mary. If the sum of all their ages is 51, how old is William?
Answer: William is 7 years old
Hope this helps, I can take the time to explain if needed:)
By creating a system of equations from the information given and solving for William's age, we determine that William is 7 years old.
The question presents a typical age-related algebra problem. We have three unknowns: William's age, his father's age, and his sister Mary's age. To solve this problem, we need to set up a system of equations based on the information provided.
Let's let W stand for William's age, F for his father's age, and M for Mary's age.
The first piece of information tells us that William is 1/6 as old as his father, so F = 6W.
The second piece says that William is 5 years older than his sister Mary, so W = M + 5.
Lastly, we know that the sum of all their ages is 51, so W + F + M = 51.
Now, we'll substitute F and M from the first two equations into the third equation:
W + 6W + (W - 5) = 51
This simplifies to:
8W - 5 = 51
Adding 5 to both sides gives us:
8W = 56
Dividing both sides by 8, we find:
W = 7
Therefore, William is 7 years old.