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已知直线l过抛物线C的焦点,且与C的对称轴垂直.l与C交于A,B两点,|AB|=...
已知直线l过抛物线C的焦点,且与C的对称轴垂直.l与C交于A,B两点,|AB|=12,P为C的准线上一点,则△ABP的面积为( )
A.18
B.24
C.36
D.48
考点分析:
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