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Qn #1719
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$ \displaystyle \text{The value of } \frac{1 - \tan^{2} 15^\circ}{1 + \tan^{2} 15^\circ} \text{ is:} $
A.
$1$
B.
$\sqrt{3}$
C.
$\dfrac{\sqrt{3}}{2}$
D.
$2$
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❓ Question: $ \displaystyle \text{The value of } \frac{1 - \ta... | TANCET Group Studies | Tancet Group Studies