若抛物线y=(x+m)²+n+1的顶点为(2,-5)则m=___ n=___
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若抛物线y=(x+m)²+n+1的顶点为(2,-5)则m=___ n=___
若抛物线y=(x+m)²+n+1的顶点为(2,-5)则m=___ n=___
若抛物线y=(x+m)²+n+1的顶点为(2,-5)则m=___ n=___
顶点为(2,-5),所以抛物线的对称轴的横坐标为2,即-m=2,所以m=-1
将-2带入到式子中得n+1=-5,所以n=-6
即m=-2,n=-6