Answer:

10 What is the complete factored form of the expression y² - 49?

A. *) - (79)

C(+7)

8.07)

D. (y-7)(+7)

11. Which of the following polynomials has factors (wy-+ 1)?

Arya

C.xy1

Bryl-1

DORUR + 1

12. Which of the following expressions is a perfect cube?

ASO

C. 647

B. 270

D. 1250

Can i put my own answer?

E. None of the above

13. Which of the following is the complete factored form of the cubic polynomial x³ -8?

A. (x-2)(x+2x+4)

c. (x-2)(x + 2x - 4

B. (x+2)(x - 2x + 4)

D. (x-2)(x-2x + 4)

14 Factor completely 27x³ + 64

A (30++ (40

B. (3x + 4y)(9x? - 12 xy + 16y)

C (3x + 4y)(3x - 3y + 16y)

D. (3x + 4y)(3x - 12xy + 4y")

15. Your classmate was asked to square (2x - 3), he answered 4x² - 9. Is his answer correct?

A. Yes, because product rule is correctly applied

B. Yes, because squaring a binomial always produces a binomial product

C. No, because the answer must be 4.7 +9.

D. No, because squaring a binomial always produces a trinomial product.

Solution:

(2x - 3)(2x - 3)

4x² - 6x - 6x + 9

4x² - 12x + 9