Question

What is the factored form of 49b2 - 56b+ 16?

OA (4b-7)²
O B. (7b-4)²
O C. (7b-8)(7b-2)
O D. (8b-7)(2b-7)

Answer 1

Answer: O B. (7b-4)²

Here is how it's done:

49b2−56b+16

=(7b−4)(7b−4) or (7b-4)²

Answer 2

Answer: I think it's B. (7b - 4)²

Explanation: