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Qn #1717
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If $ \displaystyle \tan \theta = \frac{b}{a} $, then the value of $ a\cos 2\theta + b\sin 2\theta $ is
A.
$b$
B.
$a$
C.
$\frac{a}{b}$
D.
$\frac{a}{a+b}$
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❓ Question: If $ \displaystyle \tan \theta = \frac{b}{a} $, th... | TANCET Group Studies | Tancet Group Studies