( 1/5 a + 0,6 b ) * ( 6 b - 1/5 a)

Question

( 1/5 a + 0,6 b ) * ( 6 b - 1/5 a)

Answer 1

Ответ: 1.08*a*b-0.04*a^2+3.6*b^2

Comments

1.08*a*b-0.04*a^2+3.6*b^2 да я согласен!э

Answer 2

1.08*a*b-0.04*a^2+3.6*b^2