Question

Prove the following (2a+3b)^2 + (2a-3b)^2= 8a^2+18b^2

Answer 1

Answer:

(2a+3b)²+(2a-3b)² =(2a)²+(3b)²+12ab+(2a)²+(3b)²-12ab

=4a²+9b²+4a²+9b²

=8a²+18b²

Hence proved...

Pls mark brainliest

Answer 2

Explanation:

i hope it helps...thnk u