计算:2(x-2)(2x-3)
问题描述:
计算:2(x-2)(2x-3)
答
=2(2x²-3x-4x+6)
=4x²-14x+12
计算:2(x-2)(2x-3)
=2(2x²-3x-4x+6)
=4x²-14x+12