Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesMix Examples-Trigonometrical Ratios, Functions and Identities
Difficultજો $a = \frac{x}{y-z}$,$b = \frac{y}{z-x}$,અને $c = \frac{z}{x-y}$,જ્યાં $x, y$,અને $z$ ભિન્ન છે જેથી $x-y, y-z, z-x \neq 0$,તો $ab + bc + ca + abc$ ની કિંમત શું થાય?
- A$0$
- B-$1$
- C$1$
- D$2$
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જો $4 \cos x + 3 \sin x = 5$ હોય,તો $\tan x$ ની કિંમત શોધો.
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DifficultJEE MAIN 2016
View Solutionજો $\sin x - \sin y = \frac{27}{65}$ અને $\cos x - \cos y = -\frac{21}{65}$ હોય,તો $\sin(x + y)$ ની કિંમત શોધો.
$\frac{\sin 1^{\circ}+\sin 2^{\circ}+\ldots+\sin 89^{\circ}}{2(\cos 1^{\circ}+\cos 2^{\circ}+\ldots+\cos 44^{\circ})+1} = $
DifficultTS EAMCET 2025
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