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Prove that √1+cos/1-cos=1+cos/sin

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Prove that √1+cos/1-cos=1+cos/sin

Posted by Vivek Singh 6 years, 4 months ago

CBSE > Class 10 > Mathematics

2 answers

Vinayak Chaudhary 6 years, 4 months ago

Multiply both numerater and denominator by 1+cos You will get √(1+cos)^2/√1-cos^2 1-cos^2 = sin^2 √(1+ cos)^2/√sin^2 1+cos/sin

0Thank You

Dheeraj Upraity 6 years, 4 months ago

√1+cos 1. --------------- √1-cos 2. √1+cos x1+cos -------------------------- √1-cos x 1+cos 3. √(1+cos)*2 ------------------ √ 1-cos*2 4. √1+cos ---------- √ Sin*2 5. 1+cos ------- Sin

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