What is the simplified for of 7(-5y⁵)² ?

a. 176y¹⁰
b. 175y¹⁰
c. 176y²⁵
d. 178y¹⁵

What must be multiplied to (2p + 8) to obtain 2p² + 16p + 32?

a. (p + 4)
b. (p + 7)
c. (p + 8)
d. (p + 5)

What is the area of the rectangle with the width of 2x - 1 and with the length of
(4x + 2)?

a. 8x² + 2
b. 8x³ - 2
c. 8x² - 2
d. 8x³ + 2

What is the quotient of 21 x ⁴ - 14³ - 28x² and 7x²?

a. 3x² + 2x - 4
b. 3x² - 2x - 3
c. 3x² + 2x + 4
d. 3x² - 2x - 4

What is the area of a square whose side is 5m + 3

a. 25m² + 30m +9
b. 25m² + 9
c. 25m²+ 15m + 9
d. 25m² - 10m + 9​