数学计算(要有过程)2/3√ab^3×(
计算(要有过程) 2/3√ab^3 ×(-3/2√ab)
(2/3)√(ab^3)*[(-3/2)√(ab)] =[(2/3)(-3/2)]√(ab^3*ab) =(-1)√(a^2*b^4) =-ab^2