a的三次方×b+2×a的平方×b-3ab因式分解
问题描述:
a的三次方×b+2×a的平方×b-3ab因式分解
答
原式=a³b+2a²b-3ab
=ab(a²+2a-3)
=ab(a+3)(a-1)
答
a^3b+2a^2b-3ab
=ab(a^2+2a-3)
=ab(a+3)(a-1)
答
原式=ab(a²+2a-3)
=ab(a+3)(a-1)