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Sahay Sir > Question Answers > NCERT Class 10 > Maths > Chapter 8 - Introduction to Trigonometry > Prove that sin theta – cos theta + 1 / sin theta + cos theta – 1 = 1/sec theta – tan theta, using the identity sec^2 theta = 1 + tan^2 theta.

Prove that sin theta – cos theta + 1 / sin theta + cos theta – 1 = 1/sec theta – tan theta, using the identity sec^2 theta = 1 + tan^2 theta.

Prove that sin theta - cos theta + 1 / sin theta + cos theta - 1 = 1/sec theta - tan theta using the identity sec^2 theta = 1 + tan^2 theta.