Add.

(−8x4+x3+2x2+2)+(−x4+5x3−x2+5x)


Enter your answer, in standard form, in the box.

Answers

Answer 1
(-8x⁴ + x³ + 2x² + 2) + (-x⁴ + 5x³ - x² + 5x)
= -8x⁴ + x³ + 2x² + 2 + -x⁴ + 5x³ - x² + 5x
= -9x⁴ + 6x³ + x² + 5x + 2

Related Questions

Explain why the graph shown may be misleading. (please help)

Answers

because the trucks are huge but there are only two  and the key says 1=10 so even though the trucks are so much bigger then the rest it acutally only 20 when the rest are higher but at first glance it makes you think there either the mos or tied for it since there so big

Plz help! Identify which operation will undo the operation in the equation (i.e. if you are given a ______________________, then you divide. If you are given ______________, then you multiply them)

Answers

if ur given multiplication, then u divide
if ur given division, then u multiply

if *(pic below)* complete the following statement
f(6)=___

Answers

For f(x), 6 represents x here, so we plug 6 in for x to get 2*6²+5√(6-2). Using PEMDAS, we get 72+5√4=72+5*2=72+10=82

Which angle is the included angle for DE¯¯¯¯¯ and FE¯¯¯¯¯ ?



∠D

∠E

∠F

Answers

The correct answer is: ∠E

Answer: ∠E

Step-by-step explanation:

The  included angle for [tex]\overline{DE}[/tex] and  [tex]\overline{FE}[/tex]  is [tex]\angle{E}[/tex].

The included angle for any two lines or line segments is represented by the common vertex point.

For example : The included angle for [tex]\overline{AB}[/tex] and [tex]\overline{BC}[/tex] is [tex]\angle{B}[/tex] [Since B is the common end point in [tex]\overline{AB}[/tex] and  [tex]\overline{BC}[/tex] ]

Similarly, the  included angle for [tex]\overline{DE}[/tex] and  [tex]\overline{FE}[/tex]  is [tex]\angle{E}[/tex]  (Since E is the common vertex in  [tex]\overline{DE}[/tex] and  [tex]\overline{FE}[/tex] )

A bank charges $5.00 per month plus $.30 per check for a standard checking account. Find the number of checks Justine wrote if she paid $8.30 in fees last month.

Answers

she wrote 11 checks last month 
so first you minus $5.00 from $8.30 so you have 3.30 next you divide 3.30 by .30 so you get 11 so justine wrote 11 checks

There are 15 tennis balls in a box, of which 9 have not previously been used. three of the balls are randomly chosen, played with, and then returned to the box. later, another 3 balls are randomly chosen from the box. find the probability that none of these balls has ever been used

Answers

Final answer:

The probability that none of the balls have been previously used is 20.96%.

Explanation:

To find the probability that none of the three balls selected have ever been used, we first calculate the probability of selecting a ball that has not been used each time.

Initially, there are 15 balls in total, out of which 9 have not been used. So, the probability of selecting a ball that has not been used on the first draw is 9/15.

After the first draw, the number of balls in the box remains the same, but the number of unused balls decreases to 8. So, the probability of selecting a ball that has not been used on the second draw is 8/15.

Similarly, for the third draw, the probability of selecting a ball that has not been used is 7/15.

Since the balls are chosen randomly and returned to the box after each draw, the probabilities are independent. Therefore, to find the probability that none of the balls have ever been used, we multiply the probabilities of each draw:

(9/15) x (8/15) x (7/15) = 0.2096, or approximately 20.96%.

In how many ways can Jasmine draw a blue or a yellow marble from a jar containing 28 blue marbles and 7 yellow marbles?

Answers

i would say four times she will

The root x = 1 has multiplicity 3 for the function f(x)=x^3-x^2-x+1. True or false

Answers

x^3 - x^2 - x + 1 = 0
Plug in x = 1:-
1 -1 - 1 + 1 = 2 - 2 = 0  so x =1 is a root.

If it has multiplicity 3 then  the function will factor to (x - 1)^3:-

(x - 1)^3 = (x - 1)(x^2 - 2x + 1) =  x^3 - 2x^2  + x - x^2 + 2x - 1 
             
 =  x^3 - 3x^2 + 3x - 1  so it is FALSE

Final answer:

The root x = 1 has multiplicity 3 for the function f(x) = x³ - x² - x + 1.

Explanation:

The statement is true.

A root of a polynomial function has a multiplicity equal to the number of times it appears as a factor in the polynomial. In this case, the root x = 1 appears three times as a factor in the function f(x) = x³ - x² - x + 1. Therefore, it has a multiplicity of 3.

PLEASE HELP ASAP:))) I WILL GIVE YOU BRAINLEST ANWSER

(use the graph)

The picture below shows the dependence of the breaking distance on its speed on a dry road (curve OA), on a wet road (curve OB), on an icy road (curve OT). Answer the following questions:

a) What is the breaking distance of the car at a speed of 50 kilometers per hour in each case?
On a dry road : m
On a wet road : m
On an icy road : m

b) What should be the car’s speed in all three cases so that the breaking distance doesn’t exceed 60 meters?

On a dry road : the highest speed should be km/h
On a wet road : the highest speed should be km/h
On an icy road : km/h

Answers

Velocity, in km/hr is the x-axis.
Breaking distance "s" in meters is on the y-axis.
Each curved line represents the different road conditions.

for (a.) find the y-coordinate for each
Dry, curve A. follow the 50km/hr up to the curve and see it corresponds to about 30 m
Wet road, curve B. follow the 50km/hr mark up to see it corresponds to 80 m
Icey, curve T is 140 m

for (b.) they give you the breaking distance on the y-axis to find the corresponding speeds for each road condition. Follow the 60 m mark across to find each x-coordinate,.
Dry curve A, 70 km/hr
Wet curve B, about 45 km/hr
Icey curve T, 30 km/hr

A group of 156 tourists had enough food for a stay of 125 days in a mountain. however just before they left, n tourists left the group, this meant that the group had enough food to lengthen their stay for another 70 days. how many left the group?
please show your steps.

Answers

It is an inverse relationship.

There is enough food for 156*125=19500 person-days.
If the food can last (125+70)=195 days, there are
19500 person-days / (195 days)
= 100 persons

Hans is planting a garden with snapdragons and daisies. The table shows some possible combinations of the two plants. If Hans plants 29 daisies, how many snapdragons will he plant? The equation __ models the scenario. Hans will plant ___ snapdragons.

Answers

The table is:

Number of                     Number of
snapdragons, x             daisies, y

11                                  34

12                                  33

13                                  32

14                                 31

From that you can see that starting at (11,34) the daisies, y, decreases, per each unit of snapgragons increase.

=> slope ( -1), point (11,34).

So, using the slope - point equation you find

y - 34 = - 1 * (x - 11)

=> y = - x + 11 + 34

=> y = - x + 45

To plan 29 daisies he needs to plan  y = - 29 + 45 = 16 dragons.

Answer: The equation y = - x + 45 models the scenario. Hans will plant 16 snapdragons.

Answer:

the equation: x=45-y . models the scenario

Hans will plant: 16 . snapdragons

Step-by-step explanation:

did it on edge 2021

what is the solution to this equation? 4x^2+98=0

Answers

There is no real solution

Follow below steps;

The equation to solve is 4x² + 98 = 0.

1. Subtract 98 from both sides to get 4x² = -98.

2. Divide by 4 to obtain x² = -24.5.

3. Take the square root, remembering that √(-1) = i, so x = ±√24.5i.

let f(x)=3x^2-x+2 and g(x)= 5x^2-1. find f(g(x))

Answers

Answer:

15x^4-5x^2+1

Step-by-step explanation:

g(x)=5x^2-1 and f(x)=3x^2-x+2

f(g(x))would mean that g(x) would be x in f(x).

So f(g(x) would be 15x^4-3-5x^2+1+2

simplified would be 15x^4-5x^2+1

8 tens 5 hundredths = thousandths

Answers

The third decimal digit from the decimal point is thethousandths digit. Read the whole set of three decimal digits as a number, and say “thousandths.” 0.825 has 8 tenths, 2 hundredths, and 5 thousandths. While 0.825 is the sum of 8/10, 2/100, and 5/1000, it is also 825/1000 (825 thousandths).

solve 18x-17y=-8 this is linear equations slope intercept form

Answers

18x-17y=-8
17y = 18x + 8
    y = 18/17x + 8/17 ..............slope intercept form

A perpendicular bisector intersects a segment at a right angle. Which of the following objects can a perpendicular bisector be? A. Ray, line, or line segment B. Line segment C. Ray D. Line or line segment

Answers

The answer is A, because all of those options could be bisectors

Answer with explanation:

    The meaning of Perpendicular Bisector is ,to divide the segment into two equal parts , and angle between given segment and either ray or line or line segment which is used as perpendicular bisector has measure of angle equal to 90°.

A ray has a end point ,and other end goes infinitely in other direction.

A line has no end point in either direction.It goes till infinitely in both direction.

A segment has both ends fixed,does not go till infinity in either direction.

The perpendicular bisector can be any of the following:

 A.Ray, line, or line segment

What is the average speed of a cheetah that runs 90 meters in 2.8 seconds?

Answers

the average speed is 32.14

Identify the transformation that maps the figure onto itself.
A) rotate 180° clockwise about (8, 4) and reflect across the line y = 1
B) rotate 180° clockwise about (8, 4) and reflect across the line x = 8
C) rotate 180° clockwise about (7, 1) and reflect across the line y = 1
D) rotate 180° clockwise about (7, 1) and reflect across the line x = 8

Answers

Nombre a) is the answer
A is the answer............

What is the x-intercept of the function graphed below?

Answers

Answer C (-8,0)

because the line crosses the x-intercept (the horizontal line)

Answer:

Option C is correct

(-8, 0)

Step-by-step explanation:

x-intercept:

The point where function cuts x-axis that is point where y = 0.

Given that:

A graph with equation of line.

we have to find the find the  x-intercept of the function graphed.

By definition of x-intercept.

From the given graph,

it can be seen clearly that the given line crosses that x-axis at (-8, 0)

⇒x-intercept = (-8, 0)

Therefore, the x-intercept of the function graphed is, (-8, 0)

What is 2 1/5, 2.25, 8/20, 2.8 all
from least to greatest

Answers

2.2 , 2.25, .4, 2.8

Order from least to greatest is
.4 2.2 2.25 2.8
2.2. 2.25. .4. 2.8


8/20, 2 1/5, 2.25, 2.8

Which of the following is the linear parent function

Answers

The linear parent function is Choice C. because, for y=x or x=y, the slope (rate of change) is constant. 

Answer:

Option C is correct linear parent function.

Step-by-step explanation:

We need to choose from the option as a linear parent function.

We will look each option and explain each one.

Option A: [tex]f(x)=|x|[/tex]

Here we have absolute sign on x. It is parent function of absolute function.

Option B: [tex]f(x)=x^2[/tex]

Here we have square on x. It is parent function of quadratic or parabola.

Option C: [tex]f(x)=x[/tex]

It is parent function of linear because exponent of x is 1 and coefficient of x is 1.

Option D: [tex]f(x)=2x[/tex]

It is linear function but not parent because coefficient of x is not 1.

Hence, Option C is correct linear parent function.

What is 41.925 as a mixed number in simplest form?

Answers

The answer is 41 37/40.

You arrive in my class 45 seconds after leaving math which is 90 meters away

Answers

If you are looking for the average speed, it is 2m/1 sec.

You traveled the 90 meters in 45 seconds at a speed of 2 meters per second.

Speed = Distance / Time

Given:

Distance = 90 metersTime = 45 seconds

We can now calculate the speed:

Speed = 90 meters / 45 seconds

            = 2 meters/second

This means you traveled at a speed of 2 meters per second to get from your math class to the next class.

Complete Question:

You arrive in my class 45 seconds after leaving math which is 90 meters away. Find speed.

△ABC is mapped to △A′B′C′ using each of the given rules.



Which rules would result in △ABC being congruent to or not congruent to △A′B′C′ ?
Drag and drop each rule into the boxes to classify it as Congruent or Not Congruent.


Congruent Non Congruent



Choices to go to either congruent or non congruent
(x,y)----(x+5,y) (x,y)---(5x,5y) (x,y)-----(0.5x, 0.5y) (x,y)-----(x,-y) (x,y)------(-x,-y)

Answers

Answer:

(x,y)→(x+5,y) will be congruent; (x,y)→(5x,5y) will not be congruent; (x,y)→(0.5x, 0.5y) will not be congruent; (x,y)→(x,-y) will be congruent; (x,y)→(-x,-y) will be congruent.

Step-by-step explanation:

The types of translations that result in congruent images are translations or slides; reflections; and rotations.  

Translations will add to the x- and y-coordinates; this is why the first transformation is congruent.

Reflections will negate one or more of the coordinates; this is why the fourth and fifth transformations are congruent.

The remaining two are dilations; these are stretches or shrinks that occur when the coordinates are multiplied by a number other than 1.  These change the size of the figure, which is why they are not congruent.

Answer: Just took the test these are the correct anwsers

Step-by-step explanation:

Felicia put $8500 into a CD that pays 2.8% interest compounded semiannual. According to the rule of 72, approximately how long will it take for her money to double ?

Answers

25.7 years The rule of 72 is a simple approximation on how long it will take to double your money. You simply divide 72 by the interest rate and you'll have your estimate on the number of years it will take. So 72 / 2.8 = 25.7 years. To demonstrate that it's just an estimate, you can take the log of 2 and divide by the log of 1.028 to get the exact value. This far more complicated calculation gives the result of 25.1 years. And to be honest, the estimate of 25.7 years is more than close enough for such an quick and easy rule of thumb.

John has on his shelf four books of poetry, four novels, and two reference works. suppose from these ten books, we were to pick two books at random. what is the probability that we pick one novel and one reference work? (a) 1/2

Answers

I would say 4/10=2/5

The probability isf 8/45.

Probability calculation:

Calculate the total number of ways to pick 2 books from the 10 books, which is 10 choose 2 = 45.

Calculate the number of ways to pick 1 novel and 1 reference work, which is 4 choose 1 for novels * 2 choose 1 for reference works = 8.

Divide the number of favorable outcomes by the total outcomes to get the probability: 8/45 = 8/45.

8 bits is enough to represent 256 different numbers. how many total bits do you need to represent 512

Answers

The Answer is total 9 bits.
8 bits is enough to represent 256 different number than  total 9 bits are represent 512 different numbers as;
2⁸ = 256
and,
2⁹ = 512
8 and 9 are number of bits.

The temperature of dry ice is −109.3°f−109.3°f. this is 184.9°f184.9°f less than the outside temperature. write and solve an equation to find the outside temperature tt (in degrees fahrenheit).

Answers

Final answer:

To find the outside temperature T when the temperature of dry ice is -109.3°F, and it is 184.9°F less than the outside temperature, we simply need to add those two numbers. The outside temperature T is found to be 75.6°F.

Explanation:

The student is asked to find the outside temperature T given that the temperature of dry ice is −109.3°F. The temperature of dry ice is 184.9°F less than the outside temperature. To find the outside temperature, we can set up the following equation:

T = (-109.3°F) + 184.9°F

Now, we simply add the two numbers to solve for T:

T = 75.6°F

The calculation shows that the outside temperature T is 75.6°F.

prime numbers divided by 4 remainder 1 proven true

Answers

There are not any prime numbers divisible by 4.

How much money should a student place in a time deposit in a bank that pays 1.1% compounded annually so that he will have Php 200,000.00 after 6 yrs?

Answers

Let us say that:
   P = present value
   F = future value
    i = interest rate
   n = period

P = F / [ (1 + i ) ^n ]
P = 200000 / [ (1 + 0.011) ^6 ]
P = 187293.65

Therefore the student must put up Php 187,293.65

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