Math, asked by neetaddhuri, 8 months ago

sec2A-cosec2A=2sin2A-1/sin2A-cos2A​

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Answered by dhruvsh
17

Answer:

sec^2 A - cosec^2 A

= 1/cos^2 A - 1/sin^2 A

= sin^2 A-cos^2 A / sin^2 A cos^2 A

= sin^2 A -(1-sin^2 A) / sin^2 A * cos^2 A

= 2sin^2 A - 1 / sin^2 A * cos^2 A

I think there's a mistake in the denominator of the RHS, where it shouldn't be sin^2 A - cos^2 A but it should instead be sin^2 A * cos^2 A

Hope this helps you !

Answered by Anonymous
1

Answer:

hey mate!!!!!!!!!!!!!!!!!

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