Prove this trigonometric identites...........1/sin2+1/cos2+1/sec2+1/cosec2=2
Prove this trigonometric identites...........
1/sin2+1/cos2+1/sec2+1/cosec2=2
chandan , 7 Years ago
Grade
Trigonometry> Prove this trigonometric identites..........
1 Answers
Rajat
The question is wrong
Solving LHS we get 1/sin^2x + 1/cos^2x + sin^2x cos^2x = (sin^2x+cos^2x)/sin^2x.cos^2x + 1
Enough to show
1/sin^2x.cos^2x =1
But this is not always true, take x = 0, Ο/2 etc.
Please check the question.
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