Quiz about Area Polynomials Quadratics

Question 1

can be written in factored form as $$\left(2x-1\right)\left(x-8\right).$$

The factored form is the product of ___________.

Accepted Answer

two linear binomials

Answer

two quadratic trinomials

Answer

four monomials

Question 2

Find the expression that represents the area of a rectangle with these dimensions:

Accepted Answer

$$3x^2+26x-9$$

Answer

$$-3x^2-9x$$

Answer

$$-3x^2+9x$$

Answer

$$3x^2+28x-9$$

Question 3

Hank factored 5n²-18n+9. His work is shown in the image. Is he correct? Why/why not?

Accepted Answer

No, he forgot to split the middle term using -15n and -3n to factor by grouping.

Answer

No, he set up the number puzzle wrong and found the wrong numbers that make the product and sum.

Answer

Yes, those are the correct values to put into each factor.

Answer

Yes, he's correct because he's a math teacher's son. ;)

Question 4

Which answer choice describes y = -3x² +7x - 2 accurately?

Accepted Answer

opens down with a maximum

Answer

opens up with a maximum

Answer

opens up with a minimum

Answer

opens down with a minimum

Question 5

x2 - 9

Accepted Answer

(x + 3) (x - 3)

Answer

(x - 3) (x - 3)

Answer

(x + 3) (x - 6)

Answer

Can't factor using Diff. of Squares

Question 6

What isn't this quadratic a Difference of Squares?

Accepted Answer

It's not a difference

Answer

4 is not a perfect square

Answer

9 is not a perfect square

Answer

Silly goose, it is a difference of squares!

Answer

x² is not a perfect square

Question 7

What is the Area?

Accepted Answer

$$2x^2-9x-18$$ sq. in.

Answer

$$2x^2-3x-18$$ sq, in.

Answer

$$2x^2+3x+18$$ sq. in.

Answer

$$2x^2+9x-18$$ sq. in.

Question 8

Question 8.

Accepted Answer

x2+6x+8

Answer

x2+4x+8

Answer

x2+8x+8

Answer

x2+8x+6

Question 9

Which is equivalent to the expression?
(3x - 14)²

Accepted Answer

9x² - 84x + 196

Answer

9x² + 84x + 196

Answer

9x2 + 196

Answer

9x2 - 196

Question 10

Which correctly completes the square to solve the polynomial?
x² - 4x - 60 = 0

Accepted Answer

x² - 4x + 4 = 60 + 4

Answer

x² - 4x + 2 = 60 + 2

Answer

x² - 4x + 8 = 60 + 8

Answer

x² - 4x + 16 = 60 + 16

Question 11

Which polynomial does the graph represent?

Accepted Answer

y = (x - 2)(x + 4)

Answer

y = (x + 2)(x + 4)

Answer

y = (x + 2)(x - 4)

Answer

y = (x - 2)(x - 4)

Question 12

What are the zeros of the quadratic function?
f(x) = 2x² + 10x + 12

Accepted Answer

x = -2 or x = -3

Answer

x = 2 or x = 3

Answer

x = -2 or x = 3

Answer

x = 2 or x = -3

Question 13

The model shows how to complete the square for which polynomial?

Accepted Answer

x2 + 16x

Answer

x2 + 4x

Answer

x2 + 8x

Answer

x2 + 64x

Question 14

Solve by factoring.

x² - 15x + 44 = 0

Accepted Answer

{11, 4}

Answer

{-22, 2}

Answer

{-44, 1}

Answer

{-11, -4}

Question 15

Solve the Quadratic (*Special Case*):

7b² - 4 = 59

Accepted Answer

b = 3, b = -3

Answer

b = 9, b = -9

Answer

b = 8, b = -8

Answer

no solution

Question 16

Classify the following polynomial

Accepted Answer

quadratic trinomial

Answer

cubic biniomial

Answer

quadratic polynomial

Answer

linear binomial

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