If tan- ab- then a sin- b cos- a sin- b cos equal toa a 2-b 2 a 2-b 2b a2-b2a2-b2c a - ba - bs a-b a-b

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Composition of Trigonometric Functions and Inverse Trigonometric Functions

If tanθ= ab, ...

Question

If $\tan θ = \frac{a}{b}, then \frac{a \sin θ + b \cos θ}{a \sin θ - b \cos θ}$ is equal to

(a) $\frac{a^{2} + b^{2}}{a^{2} - b^{2}}$
(b) $\frac{a^{2} - b^{2}}{a^{2} + b^{2}}$
(c) $\frac{a + b}{a - b}$
(s) $\frac{a - b}{a + b}$

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