化简(3/4ab+3ab-2/3b)(1/2ab)

问题描述:

化简(3/4ab+3ab-2/3b)(1/2ab)

(3/4ab+3ab-2/3b)(1/2ab)
=3/8a²b²+3/2a²b²-1/3ab²
=15/8a²b²-1/3ab²