1.-10的11次/(2*10的7次)2.[(2xy)²*(0.5x³y²z)]³/[(-25xy)(xy²)四次方]3.(3x-2y)²(3x+2y)²(9x4y²)² 4[ (x-y*1/2)²-(x +y*1/2)² ]/(-1/2xy)
问题描述:
1.-10的11次/(2*10的7次)2.[(2xy)²*(0.5x³y²z)]³/[(-25xy)(xy²)四次方]
3.(3x-2y)²(3x+2y)²(9x4y²)² 4[ (x-y*1/2)²-(x +y*1/2)² ]/(-1/2xy)
答
啊三个地方黄金价格