(x^2-4y^2/x^2+4x+4)*(x+2/3x^2+6xy)

来源:学生作业帮助网 编辑:作业帮 时间:2024/07/20 22:45:35
(x^2-4y^2/x^2+4x+4)*(x+2/3x^2+6xy)
x){"Hפ2H66jD**I*'^~ )VjjTI}G3H""i_\gr$[

(x^2-4y^2/x^2+4x+4)*(x+2/3x^2+6xy)
(x^2-4y^2/x^2+4x+4)*(x+2/3x^2+6xy)

(x^2-4y^2/x^2+4x+4)*(x+2/3x^2+6xy)
(x^2-4y^2/x^2+4x+4)*(x+2/3x^2+6xy)
=(x+2y)(x-2y)/(x+2)^2 *(x+2/3x(x+2y))
=(x-2y)/3x(x+2)