tanA+secA-1/tanA-secA+1=1+sinA/cosA

Asked by Adithya Rao | 18th May, 2014, 08:49: AM

Expert Answer:

begin mathsize 16px style fraction numerator tanA minus 1 plus secA over denominator tanA plus 1 minus secA end fraction
fraction numerator left parenthesis tanA plus secA right parenthesis minus open parentheses sec squared straight A minus tan squared straight A close parentheses over denominator tanA plus 1 minus secA end fraction
fraction numerator left parenthesis tanA plus secA right parenthesis open parentheses 1 minus left parenthesis secA minus tanA close parentheses right parenthesis over denominator tanA plus 1 minus secA end fraction
fraction numerator left parenthesis tanA plus secA right parenthesis open parentheses 1 minus secA plus tanA close parentheses over denominator tanA plus 1 minus secA end fraction
secA plus tanA
1 over cosA plus sinA over cosA
fraction numerator 1 plus sinA over denominator cosA end fraction
end style

Answered by Vimala Ramamurthy | 8th Dec, 2017, 05:11: PM

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