Question

what is the solution of this(5+2b)(5a-2b)

Answer 1

Step-by-step explanation:

$(5 + 2b)(5a - 2b) \\ 25a - 10b + 10ab - { - 4b}^{2}$

I hope it helps you

Answer 2

Answer:

(5+2b)(5a-2b)

(5)²-(2b)²

25 - 4b²

Identity = (a+b)(a-b) = a²-b²