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If 4x^(2)+py^(2) = 45 and x^(2)-4y^(2) =...

If `4x^(2)+py^(2) = 45` and `x^(2)-4y^(2) = 5` cut orthogonally, then the value of p is

A

(1/9)

B

(1/3)

C

3

D

9

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The correct Answer is:
D
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