1.

If 1 + secA = x, then the value of x is

A. sinAtanA/(1 + cosA)
B. √[sinAtanA/(1 - cosA)]
C. sinAtanA/(1 - cosA)
D. √[sinAtanA/(1 + cosA)]
Answer» D. √[sinAtanA/(1 + cosA)]


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