Question

Find the product. (6y - 2)2

A. 36y2 - 24y + 4
B. 36y2 + 24y = 4
C. 36y2 + 4
D. 12y2 - 16y + 4​

Answer 1

• A. 36y² - 24y + 4

Explanation:

Use identity

• (a ± b)² = a² ± 2ab + b²

Here we have a = 6y, b = 2

• (6y - 2)² = (6y)² - 2(6y)(2) + 2² = 36y² - 24y + 4

Correct choice is A