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cosecA + sinA = 2 To find sinA^2 + cosecA^2=

Posted by Pratik Kanungo 5 years, 11 months ago

CBSE > Class 10 > Mathematics

1 answers

Aadya Singh ? 5 years, 11 months ago

(CosecA + sinA ) = 2
Cosec^2A + sin^2A + 2cosecA×sinA = 4 [by squaring on both sides]
Cosec^2 + sin^2 + 2×1/sin ×sin = 4
Cosec^2 + Sin^2 + 2 = 4
Cosec^2 + Sin^2 = 2..

3Thank You

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CBSE > Class 10 > Mathematics