1.

If cosθ = 2p/(p2 + 1), p≠0 then tan θ is equal to:

A. (p2 – 1)/2p
B. (p2 + 1)/(p2 – 1)
C. 2p/(p2 + 1)
D. 2p/(p2 – 1)
Answer» B. (p2 + 1)/(p2 – 1)


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