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Co - ordinate Geometry Parabola

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The line x cos α + y sin α=p will touch the parabola y₂=4a(x+a), if

A. p cos α + a =0

B. p cos α - a =0

C. a cos α + p =0

D. a cos α - p =0

E. None of the above

View Answer

Correct choice: A

Explanation:

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Eamcet Mathematics Co - ordinate Geometry Parabola

Eamcet Mathematics
Co - ordinate Geometry Parabola