Question

(0.3a-0.2b) (0.3a-0.2b)

Answer 1

Hey!!


Using identity

( a^2 + b^2 ) = ( a - b )( a - b )

$(0.3a - 0.2b)(0.3a - 0.2b) \\ \\ = > 0.09a {}^{2} + 0.04b {}^{2} .$



Hope it helps!

Answer 2

the answer is0.09a square +0.04b square