Question

16b² − 40b + 25
Solve this PLZ

Answer 1

`(4b - 5 {)}^(2)`

Explanation:

1) Rewrite it in the form a² - 2ab + b², where a = 4b and b=5.

`(4b)^(2) - 2(4b)(5) + {5}^(2)`

2) Use square of Difference: (a - b)² = a² - 2ab + b².

`(4b - 5)^(2)`

Therefor, the answer is ( 4b - 5)².

Answer 2

(4b-5)^2

Explanation:

I am assuming it's asking this? I'm not too sure.