Question

a (3x+2)2 b (5x-2y)2 c(2a-3b).(2a+3b)d(2x+1)3e(3x-4y)3

Answer 1

a) 6x+4
b) 10x-4y
c) 4a²+6ab-6ab-9b²
    4a²-9b²
d) 6x+3
e) 9x-12y