(-2x^3y)^2(xy)^3(计算)(-2x^3y)^2(xy)^3(计算)(x+y)^2-x^2(因式分解).
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/06 10:54:04
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(-2x^3y)^2(xy)^3(计算)(-2x^3y)^2(xy)^3(计算)(x+y)^2-x^2(因式分解).
(-2x^3y)^2(xy)^3(计算)
(-2x^3y)^2(xy)^3(计算)
(x+y)^2-x^2(因式分解).
(-2x^3y)^2(xy)^3(计算)(-2x^3y)^2(xy)^3(计算)(x+y)^2-x^2(因式分解).
(-2x³y)²(xy)³(计算)
=4x⁶y²x³y³
=4x⁹y⁵
(x+y)^2-x^2(因式分解).
=(x+y+x)(x+y-x)
=(2x+y)y
(-2x^3y)^2(xy)^3(计算)=4x^6y^2 ×x^3y^3
=4x^9y^5
(x+y)^2-x^2(因式分解).
=[(x+y)+x][(x+y)-x]
=y(2x+y)
解
(-2x³y)²×(xy)³
=(4x^6y²)×(x³y³)
=4x^9y^5
(x+y)²-x²
=(x+y-x)(x+y+x)
=y(2x+y)
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