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If the normals at P(t(1))andQ(t(2)) on t...

If the normals at `P(t_(1))andQ(t_(2))` on the parabola meet on the same parabola, then (A) `t_(1)t_(2)=-1` (B) `t_(2)=-t_(1)-(2)/(t_(1))` (C) `t_(1)t_(2)=1` (D) `t_(1)t_(2)=2`

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CENGAGE PUBLICATION-CONIC SECTIONS-All Questions
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