计算①[(x+2y)^2]^4*(x+2y)^2 ②3^14*(-1/9)^7
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/20 07:09:05
计算①[(x+2y)^2]^4*(x+2y)^2②3^14*(-1/9)^7计算①[(x+2y)^2]^4*(x+2y)^2②3^14*(-1/9)^7计算①[(x+2y)^2]^4*(x+2y)^2
计算①[(x+2y)^2]^4*(x+2y)^2 ②3^14*(-1/9)^7
计算①[(x+2y)^2]^4*(x+2y)^2 ②3^14*(-1/9)^7
计算①[(x+2y)^2]^4*(x+2y)^2 ②3^14*(-1/9)^7
[(x+2y)^2]^4*(x+2y)^2
=(x+2y)^8×(x+2y)^2
=(x+2y)^10
3^14*(-1/9)^7
=9^7×(-1/9)^7
=[9×(-1/9)]^7
=(-1)^7
=-1
计算2x/x-y
计算:2xy/(x+y)².(x+y)/4y
[(x+2y)(x-2y)+4(x-y)^2-6x]/(6x)计算
计算:(x+2y)(2x-y)
计算:(x+3y)(2x-y)
计算:(2x-3y)(x+y)
计算:(-x-2y) * (3x-y)
计算:(x+y)-3(x-2y).
计算2/3x-2/x+y(x+y/3x-x-y)/x-y/x
(x-3y)(y+2x)-(4y-3x)(3x+4y)计算
计算:(x-y)^2*(x+y)^3*(-x-y)^3*(y-x)^4
计算:[(x+y)³-2(x+y)²-4(x+y)]÷(x+y)
计算[(x+y)的立方-2(x+y)的平方-4(x+y)]÷(-x-y)
计算(2x-3y)(x+4y)-(3x+y)(x-2y)(2x-3y)(x+4y)-(3x+y)(x-2y)
计算:y-x分之x+y+x-y分之y-y-x分之2x-y
计算:(x-y)^2*(y-x)^2*(x-y)^6
计算(x-y)(y^2-x^2)(-x-y)
计算(x+y)(x+y)^2(-x-y)^3