Prove: tan^2Asec^2B-sec^2Atan^2B=tan^2A-tan^2B | 10 | TRIGONOMETRIC IDENTITIES | MATHS | RD SHAR...

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Prove: tan^2Asec^2B-sec^2Atan^2B=tan^2A-tan^2B
Class: 10
Subject: MATHS
Chapter: TRIGONOMETRIC IDENTITIES
Board:CBSE

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