8x^2y+6xy^2和5a^2b^3-3ab 因式分解_数学解答

8x^2y+6xy^2和5a^2b^3-3ab 因式分解

人气：430 ℃　时间：2020-01-29 07:40:45

解答

都是提取公因式
8x^2y+6xy^2
=2xy*4x+2xy*3y
=2xy(4x+3y)
5a^2b^3-3ab
=ab*5ab^2-ab*3
=ab(5ab^2-3)