抛物线y=(x+2)2+3的顶点坐标是( )
A. (-2,3) B. (2,3)
C. (-2,-3)
D. (2,-3)
抛物线y=(x+2)2+3的顶点坐标是( )
A. (-2,3) B. (2,3)
C. (-2,-3)
D. (2,-3)
A