[4(a-b)^3-3(a-b)^2-5a+5b]/(a-b)_数学解答

[4(a-b)^3-3(a-b)^2-5a+5b]/(a-b)

人气：108 ℃　时间：2020-05-31 01:47:13

解答

[4(a-b)³-3(a-b)²-5a+5b]/(a-b)
=[4(a-b)³-3(a-b)²-5(a-b)]/(a-b)
=(a-b)[4(a-b)²-3(a-b)-5]/(a-b)
=4(a-b)²-3(a-b)-5
=4a²-8ab+4b²-3a+3b-5