Factoring the square of B - the square of 4A 2A (m-n) - 4B (n-m) remember

Factoring the square of B - the square of 4A 2A (m-n) - 4B (n-m) remember




Given (2a-5b) (2a-5b + 4) + 4 = 0 (1), find the value of 10b-4a. (2) if AB = 8, find the value of 2A + 5B