问题
解答题
(-2x2y+6x3y4-8xy)÷(-2xy)
答案
原式=(-2x2y+6x3y4-8xy)÷(-2xy)
=-2x2y÷(-2xy)+6x3y4÷(-2xy)+(-8xy)÷(-2xy)
=x-3x2y3+4.
(-2x2y+6x3y4-8xy)÷(-2xy)
原式=(-2x2y+6x3y4-8xy)÷(-2xy)
=-2x2y÷(-2xy)+6x3y4÷(-2xy)+(-8xy)÷(-2xy)
=x-3x2y3+4.