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The lines p(p^2 + 1) x - y + q = 0 and (...

The lines `p(p^2 + 1) x - y + q = 0` and `(p^2 + 1)^2 x + (p^2 + 1) y + 2q = 0` are perpendicular to a common line for

A

no value of p.

B

exactly one value of p.

C

exactly two values of p.

D

more than two values of p.

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The correct Answer is:
B
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