If tan- - ab- Prove that asin- - bcos-asin- - bcos- - a2 - b2a2 - b2-

LHS =asinθ #160; bcosθasinθ #160; + bcosθ #10; #10; #160; #160; #160; #160; #160; #160; #160; #160; #160; #160; #160; #1 ...

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Trigonometric Identities

If tanθ = a...

Question

If $t a n θ = \frac{a}{b}$ , Prove that $\frac{a sin θ - b cos θ}{a sin θ + b cos θ} = \frac{a^{2} - b^{2}}{a^{2} + b^{2}}$ .

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a cos θ + b sin θ = p

a sin θ - b cos θ = q

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