分式因解:2x的三次方-8x=?
问题描述:
分式因解:2x的三次方-8x=?
答
2x³-8x
=2x(x²-4)
=2x(x+2)(x-2)
分式因解:2x的三次方-8x=?
2x³-8x
=2x(x²-4)
=2x(x+2)(x-2)