有理数x、y满足|x+y-3|+(x-y+1)的2次方=0,求(x乘y的2次方)的2次方乘(x的2次方乘y的二次方)的2次方的值...
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![有理数x、y满足|x+y-3|+(x-y+1)的2次方=0,求(x乘y的2次方)的2次方乘(x的2次方乘y的二次方)的2次方的值...](/uploads/image/z/2662013-29-3.jpg?t=%E6%9C%89%E7%90%86%E6%95%B0x%E3%80%81y%E6%BB%A1%E8%B6%B3%7Cx%2By-3%7C%2B%28x-y%2B1%29%E7%9A%842%E6%AC%A1%E6%96%B9%3D0%2C%E6%B1%82%EF%BC%88x%E4%B9%98y%E7%9A%842%E6%AC%A1%E6%96%B9%EF%BC%89%E7%9A%842%E6%AC%A1%E6%96%B9%E4%B9%98%EF%BC%88x%E7%9A%842%E6%AC%A1%E6%96%B9%E4%B9%98y%E7%9A%84%E4%BA%8C%E6%AC%A1%E6%96%B9%EF%BC%89%E7%9A%842%E6%AC%A1%E6%96%B9%E7%9A%84%E5%80%BC...)
有理数x、y满足|x+y-3|+(x-y+1)的2次方=0,求(x乘y的2次方)的2次方乘(x的2次方乘y的二次方)的2次方的值...
有理数x、y满足|x+y-3|+(x-y+1)的2次方=0,求(x乘y的2次方)的2次方乘(x的2次方乘y的二次方)的2次方
的值...
有理数x、y满足|x+y-3|+(x-y+1)的2次方=0,求(x乘y的2次方)的2次方乘(x的2次方乘y的二次方)的2次方的值...
|x+y-3|+(x-y+1)^2=0
|x+y-3|=0,(x-y+1)^2=0
x+y-3=0
x-y+1=0
解得
x=1
y=2
(xy^2)^2*(x^2y^2)^2
=x^2y^4*x^4y^4
=x^6y^8
=1^6*2^8
=1*256
=256
∵有理数x、y满足|x+y-3|+(x-y+1)的2次方=0
∴x+y-3=0
x-y+1=0
解得:
x=1
y=2
(x乘y的2次方)的2次方乘(x的2次方乘y的二次方)的2次方
=(1*2²)²*(1²*2²)²
=4²*4²
=16*16
=256
解 由|x+y-3|+(x-y+1)的2次方=0
得|x+y-3|=0,(x-y+1)的2次方=0
所以x+y-3=0,x-y+1=0
联立方程组解得 x=1,y=2代入(x乘y的2次方)的2次方乘(x的2次方乘y的二次方)的2次方
=(1×2²)²(1²×2&...
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解 由|x+y-3|+(x-y+1)的2次方=0
得|x+y-3|=0,(x-y+1)的2次方=0
所以x+y-3=0,x-y+1=0
联立方程组解得 x=1,y=2代入(x乘y的2次方)的2次方乘(x的2次方乘y的二次方)的2次方
=(1×2²)²(1²×2²)²
=16×16
=256
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