先化簡再求值1。當a=-3,b=6時求4a^2b/a^3 -2a^2b+ab^2*(-b^2-ab/2ab^2)^3的值
熱心網友
4a^2b/a^3 -2a^2b+ab^2*(-b^2-ab/2ab^2)^3=8*b/a-2a^2b-ab^2(b^2+1/2b)^3 =(8b-2a^3b)/a-a(2b^3+1)^3/8b在把數據帶入式子
先化簡再求值1。當a=-3,b=6時求4a^2b/a^3 -2a^2b+ab^2*(-b^2-ab/2ab^2)^3的值
4a^2b/a^3 -2a^2b+ab^2*(-b^2-ab/2ab^2)^3=8*b/a-2a^2b-ab^2(b^2+1/2b)^3 =(8b-2a^3b)/a-a(2b^3+1)^3/8b在把數據帶入式子