What is the simplified value of \({\left( {\frac{1}{{sec\;A\; + \;tan\;A\;}}} \right)^2}\) Options: A . &nbspsecA + tanA B . &nbspsinA cosA C . &nbsp(1 – sinA)/(1 + sinA) D . &nbsp(1 – cosA)/(1 + cosA)

What is the simplified value of \({\left( {\frac{1}{{sec\;A\; + \;tan\;A\;}}} \

Question

What is the simplified value of \({\left( {\frac{1}{{sec\;A\; + \;tan\;A\;}}} \right)^2}\)

Options:

A . secA + tanA

B . sinA cosA

C . (1 – sinA)/(1 + sinA)

D . (1 – cosA)/(1 + cosA)

Answer: Option C

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