Question

Find the product of (2x − 5y)2

Answer 1

2 • (2x - 5y)

Explanation:

Canceling out

Answer 2

(2x - 5y)²

(2x - 5y)(2x - 5y)

2x(2x - 5y) - 5y(2x - 5y)

2x(2x) - 2x(5y) - 5y(2x) + 5y(5y)

4x² - 10xy - 10xy + 25y²

4x² - 20y + 25y²

The answer is B.

Explanation: