Question

(2x+5y) x (2x+5y)plz help me​

Answer 1

answer - useing 1 st identity (a+b)2 =a2 +b2 +2ab

a=2x

b=5y

(2x)2 + (5y)2 + 2 x 2x x 5y

4x2 + 25y2 + 20xy

please rate me If you like the answer

if you think this answer is helpful to you