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$2$
Explore More
Similar Questions
$\frac{\tan A}{1-\cot A} + \frac{\cot A}{1-\tan A} = ?$
$\cos \frac{2\pi}{15} \cos \frac{4\pi}{15} \cos \frac{8\pi}{15} \cos \frac{16\pi}{15} = $
MediumIIT 1985
View Solutionજો $\operatorname{cosec}^2(\alpha+\beta)-\sin^2(\beta-\alpha)+\sin^2(2\alpha-\beta)=\cos^2(\alpha-\beta)$ જ્યાં $\alpha, \beta \in (0, \frac{\pi}{2})$ હોય,તો $\sin(\alpha-\beta)$ ની કિંમત શોધો.
$\cos ^4 \frac{\pi}{8}+\cos ^4 \frac{2 \pi}{8}+\cos ^4 \frac{3 \pi}{8}+\cos ^4 \frac{4 \pi}{8}+\cos ^4 \frac{5 \pi}{8}+\cos ^4 \frac{6 \pi}{8}+\cos ^4 \frac{7 \pi}{8}+\cos ^4 \frac{8 \pi}{8}$ ની કિંમત શોધો.
DifficultTS EAMCET 2021
View Solutionજો $\alpha = 22^\circ 30'$ હોય,તો $(1 + \cos \alpha )(1 + \cos 3\alpha )(1 + \cos 5\alpha )(1 + \cos 7\alpha )$ ની કિંમત શોધો.
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo