Grade 10Trigonometry
“(secA/sec A-1)+(sec A/sec A-1)=2cosec^2a;prove it”
“(secA/sec A-1)+(sec A/sec A-1)=2cosec^2a;prove it”
1 Answer
Satyam Kumar
This is wrong question.There should be secA+1 in one of the denominator in your question. Correct question:secA/(secA+1)+secA/(secA-1)=2cosec^2A. You may solve this easily
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