Question

find the following squares using suitable identities​

Answer 1

Step-by-step explanation:

a. (2a-3b)^2

(2a)^2 + (3b)^2 - 2*2a*3b

4a^2 + 9b^2 - 12ab

b. (3x/2 - 1y/5 )^2

(3x/2)^2 + (1y/5)^2 - 2*3x/2*1y/5

9x^2/4 + 1y^2/25 - 3xy/5