计算题(-3x^2y^2+6x^2y^2-1/3xy)÷(-1/3xy)

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/21 01:29:33
计算题(-3x^2y^2+6x^2y^2-1/3xy)÷(-1/3xy)
x){nu_.k\gTgmu +*5o׀lIR_`gC D*0PS64P`U`vEy] l u-+*!hCmG4c u<;nl

计算题(-3x^2y^2+6x^2y^2-1/3xy)÷(-1/3xy)
计算题(-3x^2y^2+6x^2y^2-1/3xy)÷(-1/3xy)

计算题(-3x^2y^2+6x^2y^2-1/3xy)÷(-1/3xy)
(-3x^2y^2+6x^2y^2-1/3xy)÷(-1/3xy)
=(3x²y²-xy/3)÷(-xy/3)
=(3x²y²)÷(-xy/3)-(xy/3)÷(-xy/3)
=1-9xy
=[1+3√(xy)]*[1-3√(xy)]