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OpenStudy (anonymous):
prove: cosθ/1+sinθ + cosθ/1-sinθ=2secθ
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OpenStudy (anonymous):
Take LHS= cosθ/1+sinθ + cosθ/1-sinθ Then take LCM and solve..
OpenStudy (anonymous):
i cant see any of your work?
OpenStudy (anonymous):
if : 2/3 +3/5 then our expression becomes (2*5+3*3)/15 .. now u can solve ur expression?
Nnesha (nnesha):
okay |dw:1421131684550:dw| now solve this lcm what is there any common denominator
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