已知x=-4,y=四分之一,则代数式x的2次方*x的2n次方*(y的n+1次方)的2次方=______代数式:x^2*x^2n*(y^n+1)^2
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![已知x=-4,y=四分之一,则代数式x的2次方*x的2n次方*(y的n+1次方)的2次方=______代数式:x^2*x^2n*(y^n+1)^2](/uploads/image/z/5523218-26-8.jpg?t=%E5%B7%B2%E7%9F%A5x%3D-4%2Cy%3D%E5%9B%9B%E5%88%86%E4%B9%8B%E4%B8%80%2C%E5%88%99%E4%BB%A3%E6%95%B0%E5%BC%8Fx%E7%9A%842%E6%AC%A1%E6%96%B9%2Ax%E7%9A%842n%E6%AC%A1%E6%96%B9%2A%EF%BC%88y%E7%9A%84n%2B1%E6%AC%A1%E6%96%B9%EF%BC%89%E7%9A%842%E6%AC%A1%E6%96%B9%3D______%E4%BB%A3%E6%95%B0%E5%BC%8F%EF%BC%9Ax%5E2%2Ax%5E2n%2A%28y%5En%2B1%29%5E2)
已知x=-4,y=四分之一,则代数式x的2次方*x的2n次方*(y的n+1次方)的2次方=______代数式:x^2*x^2n*(y^n+1)^2
已知x=-4,y=四分之一,则代数式x的2次方*x的2n次方*(y的n+1次方)的2次方=______
代数式:x^2*x^2n*(y^n+1)^2
已知x=-4,y=四分之一,则代数式x的2次方*x的2n次方*(y的n+1次方)的2次方=______代数式:x^2*x^2n*(y^n+1)^2
y=1/4=(-X)^(-1)
x^2*x^2n*[y^(n+1)]^2
=X^(2+2n)*(-X)^2(-n-1)
=X^(2+2n-2n-2)
=X^0
=1