Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesMix Examples-Trigonometrical Ratios, Functions and Identities
Medium$\tan 20^{\circ} \tan 80^{\circ} \cot 50^{\circ}$ નું મૂલ્ય શોધો.
- A$\sqrt{3}$
- B$\frac{1}{\sqrt{3}}$
- C$\frac{1}{2 \sqrt{3}}$
- D$2 \sqrt{3}$
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$\triangle ABC$ માં,જો $\angle C = 90^{\circ}$ હોય,તો $\frac{(\sin^2 A + \sin^2 B)}{(\sin^2 A - \sin^2 B)} \sin(A - B) = $
ધારો કે $f_k(x) = \frac{1}{k}(\sin^k x + \cos^k x)$,જ્યાં $x \in R$ અને $k \ge 1$. તો $f_4(x) - f_6(x)$ ની કિંમત શોધો.
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View Solutionપદાવલિ $1 - \frac{\sin^2 y}{1 + \cos y} + \frac{1 + \cos y}{\sin y} - \frac{\sin y}{1 - \cos y}$ ની કિંમત કેટલી થાય?
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