我女儿刚问我一道题,谁能教教我?已知抛物线y=ax2+bx+c的顶点A(2,0),与y轴的交点为B(0,-1已知抛物线y=ax2+bx+c的顶点A(2,0),与y轴的交点为B(0,-1).(1)求抛物线的解析式;(2)在对称轴右

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