已知x.y互为相反数,且x不等于0,ab互为倒数,n=3,求式子x-ab分之n-(-y)+x分之y的值!
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![已知x.y互为相反数,且x不等于0,ab互为倒数,n=3,求式子x-ab分之n-(-y)+x分之y的值!](/uploads/image/z/5127242-50-2.jpg?t=%E5%B7%B2%E7%9F%A5x.y%E4%BA%92%E4%B8%BA%E7%9B%B8%E5%8F%8D%E6%95%B0%2C%E4%B8%94x%E4%B8%8D%E7%AD%89%E4%BA%8E0%2Cab%E4%BA%92%E4%B8%BA%E5%80%92%E6%95%B0%2Cn%3D3%2C%E6%B1%82%E5%BC%8F%E5%AD%90x-ab%E5%88%86%E4%B9%8Bn-%EF%BC%88-y%EF%BC%89%2Bx%E5%88%86%E4%B9%8By%E7%9A%84%E5%80%BC%21)
已知x.y互为相反数,且x不等于0,ab互为倒数,n=3,求式子x-ab分之n-(-y)+x分之y的值!
已知x.y互为相反数,且x不等于0,ab互为倒数,n=3,求式子x-ab分之n-(-y)+x分之y的值!
已知x.y互为相反数,且x不等于0,ab互为倒数,n=3,求式子x-ab分之n-(-y)+x分之y的值!
x-ab分之n-(-y)+x分之y
=0-3-1
=-4;