Quiz about A2 Mod 5 Review Polynomial Functions

Question 1

How many total solutions, real and imaginary, does the equation x⁴+3x=7x²+2 have?

Accepted Answer

4

Answer

1

Answer

2

Answer

3

Question 2

True or False: (x+2) IS a factor for x³+5x+6

Accepted Answer

False

Answer

True

Question 3

Which of the following are true about the graph of the polynomial?

y = -(x-3)(x+5)(x+6)

Accepted Answer

Right side goes down

Accepted Answer

Ends in opposite directions

Accepted Answer

Roots at x = 3, x = -5, and x = -6

Answer

Right side goes up

Answer

Roots at x = -3, x = 5, and x = 6

Question 4

Which of the following is a possible equation for the graph shown?

Accepted Answer

y=

(x+5)(x+3)(x-2)(x-5)

Answer

y=

-(x-5)(x-3)(x+2)(x+5)

Answer

y=

-(x+5)(x+3)(x-2)(x-5)

Answer

y=

(x-5)(x-3)(x+2)(x+5)

Question 5

Use factoring by grouping to solve the function. Select ALL roots for the function:

$$x^3+4x^2-9x-36=0$$

Accepted Answer

x=3

Accepted Answer

x=-4

Accepted Answer

x=-3

Answer

x=4

Answer

x=9

Question 6

If x+4 is a factor for $$x^3+x^2-22x-40$$ , find the remaining factors. Select all that apply.

Accepted Answer

(x-5)

Accepted Answer

(x+2)

Answer

(x+3)

Answer

(x-2)

Answer

(x-10)

Question 7

What is the degree of the polynomial? $$f\left(x\right)=-2x\left(x+3\right)^2\left(x-7\right)\left(x+5\right)^3$$

Accepted Answer

7

Answer

6

Answer

5

Answer

3

Question 8

What are the roots of the function?

Accepted Answer

-3, -1, 2, 5

Answer

4,1

Answer

3,1,-2,-5

Answer

-2,4

Question 9

Find the quotient and select all terms below that are part of the answer:

$$\left(24x^7+17x^5-18x^3\right)\div\left(3x^2\right)$$

Accepted Answer

$$\frac{17x^3}{3}$$

Accepted Answer

$$8x^4$$

Accepted Answer

$$-6x$$

Answer

$$8x^3$$

Answer

$$-5.66x$$

Question 10

Which of the following is the correct equation for the function graphed?

Accepted Answer

$$f\left(x\right)=\left(x-1\right)^{2\ }\left(x+2\right)^{2\ }$$

Answer

$$f\left(x\right)=\left(x+1\right)^2\left(x-2\right)^{2\ }$$

Answer

$$f\left(x\right)=\left(x-1\right)\left(x+2\right)$$

Answer

$$f\left(x\right)=\left(x+1\right)\left(x-2\right)$$

Question 11

What is the equation in factored form of the function graphed?

Accepted Answer

$$f\left(x\right)=\left(x+4\right)\left(x+1\right)^{2\ }\left(x-2\right)\left(x-4\right)$$

Answer

$$f\left(x\right)=-\left(x+4\right)\left(x+1\right)^2\left(x-2\right)\left(x-4\right)$$

Answer

$$f\left(x\right)=-\left(x-4\right)\left(x-1\right)^2\left(x+2\right)\left(x+4\right)$$

Answer

$$f\left(x\right)=\left(x-4\right)\left(x-1\right)^{2\ }\left(x=2\right)\left(x+4\right)$$

A2 Mod 5 Review Polynomial Functions

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics