Trigonometryhard · Past Paper
If sec theta + tan theta = p, find the value of cosec theta.
A(p^2 + 1) / (p^2 - 1)
B(p^2 - 1) / (p^2 + 1)
C2p / (p^2 + 1)
D2p / (p^2 - 1)
✓ Correct Answer: A — (p^2 + 1) / (p^2 - 1)
From sec + tan = p, we get sin = (p^2-1)/(p^2+1). Cosec is the reciprocal: (p^2+1)/(p^2-1).
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