Answer:
270
Step-by-step explanation:
I am not sure if i am correct but i think you should divide 6,480 by 24 which is 270
Answer:
270 in2
Step-by-step explanation:
Divide 6480 . by 24
Servey says!?: 270 is the awnser!
Which correlation coefficient best matches the graph?
A) r = 0.91
B) r = 0.34
C) r = -0.83
D) r = -0.25
(PLEASE give right awnser. It's 11pm and Im so tired and want to get this over with. I still have other homework too :/)
Answer:
The answer is C, r = -0.83
Step-by-step explanation:
The graph has a negative slope, and the correlation between the points isn't super spread out. Therefore, the answer must be C because A and B are for positive slopes and D would be used for a graph with less correlation.
The correlation coefficient best matches the graph. The answer is C,
r = -0.83.
We have given that,
A) r = 0.91
B) r = 0.34
C) r = -0.83
D) r = -0.25
We have to determine the best matches graph.
What is the meaning of the correlation coefficient?The correlation coefficient is the specific measure that quantifies the strength of the linear relationship between two variables in a correlation analysis.
The graph has a negative slope, and the correlation between the points isn't super spread out.
Therefore, the answer must be C because A and B are for positive slopes and D would be used for a graph with less correlation.
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Find the value of x.
124°
95°
92°
143
Answer:
92 are the value of x I think
The florist makes the greatest number of identical
arrangements with the lilies and the daisies. Which
combination describes the arrangements?
6 arrangements with 10 lilies and 6 daisies
6 arrangements with 6 lilies and 10 daisies
12 arrangements with 10 lilies and 6 daisies
12 arrangements with 5 lilies and 3 daisies
Answer:
d
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
Also for:
P. Q. R.
F. T. T
F. T. F
F. F. T
F. F. F
Answer:
See below table
Step-by-step explanation:
[tex]\begin{array}{cccccccc}p&q&r&\sim q&\sim q\rightarrow p&r\vee(\sim q\rightarrow p)&\sim p&[r\vee (\sim q\rightarrow p)]\rightarrow \sim p\\ \\ \\ \\T&T&T&F&T&T&F&F\\ \\T$&T&F&F&T&T&F&F\\ \\T&F&T&T&T&T&F&F\\ \\T&F&F&T&T&T&F&F\\ \\ \\ \\F&T&T&F&T&T&T&T\\ \\F&T&F&F&T&T&T&T\\ \\F&F&T&T&F&T&T&T\\ \\F&F&F&T&F&F&T&T\end{array}[/tex]
Answer:
?
Step-by-step explanation:
Does anyone know how to do these maths question???
Answer:
Part 1) [tex]f(g(x))=3(x^2)+2[/tex]
Part 2) [tex]g(f(5))=289[/tex]
Step-by-step explanation:
we know that
A composite function is a function that depends on another function. A composite function is created when one function is substituted into another function
we have
[tex]f(x)=3x+2[/tex]
[tex]g(x)=x^{2}[/tex]
Part 1) Determine f(g(x))
To find f(g(x)) substitute the function g(x) as the variable in function f(x)
so
[tex]f(g(x))=3(x^2)+2[/tex]
Part 2) Determine g(f(x))
To find g(f(x)) substitute the function f(x) as the variable in function g(x)
so
[tex]g(f(x))=(3x+2)^2[/tex]
For x=5
[tex]g(f(5))=(3(5)+2)^2[/tex]
[tex]g(f(5))=289[/tex]
8-4y+(-2y)+5 solve this expression please if anyone can help me
Answer:
−6y+13
Step-by-step explanation:
jsjsdjidedhue
Ebony is cutting dough for pastries in her bakery. She needs all the pieces to be congruent triangles and has ensured that segment EF ≅ segment ON and ∠MON ≅ ∠GEF. What would Ebony need to compare in order to make sure the triangles are congruent by SAS?
Answer:
NM and FG
Step-by-step explanation:
To make sure the triangles are congruent by SAS, Ebony needs to compare the lengths of two sides and the measure of the included angle of the triangles.
Explanation:In order to make sure the triangles are congruent by SAS (Side-Angle-Side), Ebony would need to compare the lengths of two sides and the measure of the included angle of the triangles.
Specifically, Ebony would need to compare:
The lengths of segment EF and segment ONThe measure of ∠MON and ∠GEFIf the length of segment EF is equal to segment ON and the measure of ∠MON is equal to ∠GEF, then the triangles will be congruent by the SAS postulate.
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What is the slope of (-9,9) (-2,1)
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slope = difference in y/difference in x
Substitute values in:
slope = (1 - 9)/(-2- (-9)
slope = -7/7
slope = -1
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(-0.5x-0.4)-8(0.75x-0.6)
Answer: -6.5x+4.4
Step-by-step explanation:
Find the first five terms of the recursive sequence.
The first five terms of sequence is 4.5, -27, 162, -972, 5832
Solution:
Given that we have to find first five terms of recursive sequence
Given sequence is:
[tex]a_n = -6a_{n - 1}[/tex]
To find first five terms, substitute n = 2, 3, 4, 5
First term is given = [tex]a_1[/tex] = 4.5
Find second term:
Substitute n = 2 in given sequence
[tex]a_2 = -6a_{2 - 1}\\\\a_2 = -6a_1\\\\a_2 = -6(4.5) = -27[/tex]
Thus second term of given sequence is -27
Find third term:
Substitute n = 3 in given sequence
[tex]a_3 = -6a_{3-1}\\\\a_3 = -6a_2\\\\a_3 = -6(-27) = 162[/tex]
Thus third term of given sequence is 162
Find fourth term:
Substitute n = 4 in given sequence
[tex]a_4 = -6a_{4-1}\\\\a_4 = -6a_3\\\\a_4 = -6(162) = -972[/tex]
Thus fourth term of given sequence is -972
Find fifth term:
Substitute n = 5 in given sequence
[tex]a_5 = -6a_{5-1}\\\\a_5 = -6a_4\\\\a_5 = -6(-972) = 5832[/tex]
Thus the first five terms of sequence is 4.5, -27, 162, -972, 5832
2 sin 2theta = root 3 , find the value of theta
Answer:
θ= 30° or θ= 60°
Step-by-step explanation:
Please see attached picture for full solution.
Since √ 3/2 is positive, look at first 2 quadrant. (CAST diagram)
Is {-2, 1} a solution set to X squared take away 2X Takeaway three equals X take away one
Answer:
No! {-2, 1} is not a solution set to the given equation.
Step-by-step explanation:
The statement X squared take away 2X Takeaway three equals X take away one can be written in mathematical terms as follows:
X² - 2X - 3 = X - 1
⇒ X² - 2X - 3 - X + 1 =0
⇒ X² - 3X - 2 = 0
Now, substitute x= -2 and see if the equation is satisfied.
⇒ (-2)² -3(-2) - 2 = 4 + 6 - 2
= 8 ≠ 0
So, -2 is not a solution to the equation.
Now, check for x = 1.
⇒ (1)² - 3(1) - 2 = 1 - 3 - 2
= -4 ≠ 0
⇒ x = 1 is not a solution as well.
Tell whether each equation has one, zero, or infinitely many solutions.
5(x - 3) +6= 5x - 9
Answer:
Infinitely many
Step-by-step explanation:
Jonathan buys 2 shirts that cost $15 and $20 respectively. He must also pay a sales tax of 8% of those costs. How
much does Jonathan pay in sales tax?
A. $1.60
B. $2.80
C. $3.50
D. $4.38
E. $4.89
PLZ ANSWER THIS
SCREENSHOT
Answer:number 3
Step-by-step explanation:
In the video, I drop a ball off a three-story balcony. We know that objects in freefall follow the equation for height h, in
meters, h = – 4.9t' + c, where t is time in seconds, and is the initial height. A student timed the drop at 1.27
seconds.
Use this to determine the height from which the ball was dropped, to at least 2 decimal places.
Answer:
The initial height from which the ball was dropped = 7.90 meters
Step-by-step explanation:
The correct question is:
In the video, I drop a ball off a three-story balcony. We know that objects in free fall follow the equation for height h, in meters, [tex]h = -4.9t^2 + c[/tex], where [tex]t[/tex] is time in seconds, and [tex]c[/tex] is the initial height. A student timed the drop at 1.27 seconds.
Use this to determine the height from which the ball was dropped, to at least 2 decimal places.
Solution:
The height [tex]h[/tex] of the free falling ball is represented by the equation as:
[tex]h=-4.9t^2+c[/tex] where [tex]t[/tex] is time in seconds, and c is the initial height.
To determine the initial height from which the ball was dropped.
The drop was timed at 1.27 seconds, we will plugin [tex]t=1.27[/tex] in the given height function to find [tex]h(1.27)[/tex]
[tex]h(1.27)=-4.9(1.27)^2+c[/tex]
[tex]h(1.27)=-7.90+c[/tex]
Since, the drop is timed at 1.27 seconds, so in the given time the ball will reach the ground, making [tex]h(1.27)=0[/tex]
So, we have.
[tex]0=-7.90+c[/tex]
Adding both sides by 7.90 to solve for [tex]c[/tex].
[tex]0+7.90=-7.90+7.90+c[/tex]
[tex]7.90=c[/tex]
∴ [tex]c=7.90\ m[/tex]
Thus, the initial height from which the ball was dropped = 7.90 meters
Tiger cubs are around 2 years old when they leave their mothers. In the wild, tigers live about 11 years. About what percent of their lives do tigers spend with their mothers
Answer:
18.18%
Step-by-step explanation:
Cross-multiply
11 years ------------ 100% of life
2 years ------------- x% of life
11/2 = 100/x ===> 11x = 2*100 ===> 11x = 200 ===> x = 200/11 ===> x = 18.18%
How long does it take, in minutes, for a Russian Avangard Missile, which travels at a speed of Mach 27, to travel the distance from Moscow to Kabul, Afganistan, which is 3,362 kilometers?
Answer:
6.09864679092 minutes
Step-by-step explanation:
Mach 27= 33076.19km/h
3,362, at 33076.19km/h
3,362/33076.19
0.101644113182 hours
6.09864679092 minutes
Answer:
Around 6 minutes
Or in other words, fast
All of the following must be true statements except:
m∠RPS = m ∠WPR
m∠RPS + m∠ SPU= 180
m∠ SPT = m∠ UPT
We need to find the false statement.
The first one is true (m<RPS=m<WPR because RU⊥SW).
The second statement is true because the two angles make a linear pair and are supplementary.
The third one is false because we only know that the angle pair is complimentary. Their measures are not equal.
answer: m∠SPT=m∠UPT
What is 3/8 x 4 3/6 x 4
Final answer:
To solve both 3/8 x 4 and 3/6 x 4, we multiply the numerator by 4 and simplify the resulting fraction if necessary, resulting in 1.5 for the first expression and 2 for the second.
Explanation:
To solve the problem 3/8 x 4 and 3/6 x 4, we need to perform multiplication of a fraction by a whole number. For the first part, we multiply the numerator (3) by the whole number (4) and keep the denominator (8) to get 12/8, which simplifies to 1 1/2 or 1.5. For the second part, we simplify the fraction 3/6 to 1/2 since both the numerator and denominator can be divided by 3. Then, again, we multiply the numerator (1) by the whole number (4) and keep the denominator (2), resulting in 4/2, which simplifies to 2.
in a survey 46 people which was 20% of those surveyed chose red as their favorite color how many people are surveyed
Answer:230
Step-by-step explanation:
To get to 100% you need to do 20% 5 times so if 46 people is 20% 46x5 will give you 100% of people surveyed
The angle of elevation of a ladder leaning against a wall is 60 degree and the foot of the ladder is 4.6 m away form the wall.The length of the ladder is
Answer:
The length of the ladder is 9.2m
Step-by-step explanation:
Which line is perpendicular to a line that has a slope
of - 1/3
line MN
line AB
line EF
line JK
For this case we have to by definition, if two lines are perpendicular then the product of its slopes is -1, that is:
[tex]m_ {1} * m_ {2} = - 1[/tex]
So, if we have the slope [tex]m_ {1} = - \frac {1} {3}[/tex]
A perpendicular line will have a slope m_ {2}:
[tex]m_ {2} = \frac {-1} {m_ {1}}\\m_ {2} = \frac {-1} {- \frac {1} {3}}\\m_ {2} = 3[/tex]
Thus, the perpendicular line will have slope [tex]m_ {2} = 3[/tex]
Answer:
The perpendicular line will have slope [tex]m_ {2} = 3[/tex]
Answer: C. Line EF.
Step-by-step explanation: Correct on edge.
How would you write “The product of five and the sum of a number x and three is twelve” into an equation? please show work
A) 5+3x= 12
B) 5(x+3)= 12
C) 5x+3= 12
D) 5x+3=x
The right answer is Option B: 5(x+3)=12
Step-by-step explanation:
“The product of five and the sum of a number x and three is twelve”
First;
The sum of a number x and 3 = x+3
Product means multiplication,
Therefore,
Product of five and sum of a number x and three = 5(x+3)
is twelve means that the answer will be 12
5(x+3)=12
The right answer is Option B: 5(x+3)=12
Keywords: linear equation, addition
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Answer:
The right answer is Option B: 5(x+3)=12
Step-by-step explanation:
“The product of five and the sum of a number x and three is twelve”
First;
The sum of a number x and 3 = x+3
Product means multiplication,
Therefore,
Product of five and sum of a number x and three = 5(x+3)
is twelve means that the answer will be 12
5(x+3)=12
The right answer is Option B: 5(x+3)=12
Keywords: linear equation, addition
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Step-by-step explanation:
A boat traveled 504 miles downstream and back. The trip downstream took 14 hours. The trip back took 21 hours. What is the speed of the boat in still water? What is the speed of the current?
Answer:
The speed of the boat in still water is 30 mph, and the speed of the current is 6 mph.
Step-by-step explanation:
Let's say b is the speed of the boat in still water, and c is the speed of the current.
Distance = rate × time
Going downstream:
504 = (b + c) × 14
36 = b + c
Going upstream:
504 = (b − c) × 21
24 = b − c
Two equations, two variables. Solve with substitution or elimination. To use elimination, add the equations together.
60 = 2b
b = 30
Plug into any equation to find c.
36 = b + c
36 = 30 + c
c = 6
The speed of the boat in still water is 30 mph, and the speed of the current is 6 mph.
The speed of the boat in still water will be 30 miles per hour and the speed of the current will be 6 miles per hour.
What is the solution to the equation?The distribution of weights to the variables involved that establishes the equilibrium in the calculation is referred to as a result.
Let the speed of the boat in still water be x and the speed of water be y.
A boat traveled 504 miles downstream and back. The trip downstream took 14 hours. Then the equation will be
x + y = 504 / 14
x + y = 36 ...1
The trip back took 21 hours. Then the equation will be
x - y = 504 / 21
x - y = 24 ...2
Add equations 1 and 2, then the value of x will be
2x = 36 + 24
2x = 60
x = 30 miles per hour
Then the value of y will be
30 - y = 24
y = 6 miles per hour
The speed of the boat in still water will be 30 miles per hour and the speed of the current will be 6 miles per hour.
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5. Gene made a two-digit code. The first
digit is odd. How many possible codes
dan he choose from?
VA 5
C 50
B 15
b 100
Answer:
50 possible codes.
Step-by-step explanation:
The first digit must be 1, 3, 5, 7 or 9. - 5 possibilities.
The second digit is one of the numbers from 0 to 9, - 10 possibilities.
So the number of possible codes = 5 * 10 = 50.
Latasha is getting married.She is inviting 300 people and is sending formal invitations to her wedding. If it takes her 90(or 1.5 minutes) to stuff and address each envelope, how much time will it take to complete her invitations?THE ANSWER MUST BE IN HOURS AND MINUTES
Answer:
7 hours, 30 minutes
Step-by-step explanation:
90 seconds times 300 = 27,000 seconds. Divided by 60 equals 450 minutes. Divided by 60 equals 7 hours, 30 minutes
Answer:
it will take 7 hours and 30 minutes to complete her invitations
Step-by-step explanation:
time taken for one envelope= 90 secs
time taken for 300 envelopes= 90*300= 27000 secs
Converting it into minutes = 27000/60= 450 minutes
Converting 450 minutes to hours = 450/60= 7.5 hours
3. Convert 123 ounces to pounds.
Answer:
7.6875
Step-by-step explanation:
A srtaight line l has the equation of 2y-6x=-8 what is the gradient of l
Answer:
gradient = 3
Step-by-step explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the gradient and c the y- intercept )
Rearrange 2y - 6x = - 8 into this form
Add 6x to both sides
2y = 6x - 8 ( divide all terms by 2 )
y = 3x - 4 ← in slope- intercept form
with gradient m = 3
Helppppppppppppppppp
Answer:
π(6²)
Step-by-step explanation:
The base of the cone is a circle with area (A) calculated as
A = πr² ← r is the radius
Here diameter = 12 , hence r = 12 ÷ 2 = 6, thus
A = π(6²)