Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesMix Examples-Trigonometrical Ratios, Functions and Identities
Easy$\sinh (x+y) \cosh (x-y)$ is equal to
- A$\frac{1}{2}(\sinh 2x + \sinh 2y)$
- B$\sinh 2x + \sinh 2y$
- C$\frac{1}{2}(\sinh 2x - \sinh 2y)$
- D$\sinh 2x - \sinh 2y$
Explore More
Similar Questions
$\operatorname{cosec} 18^{\circ}$ is a root of the equation :
DifficultJEE MAIN 2021
View Solution$4 \cos \frac{7 \theta}{2} \cos \frac{3 \theta}{2} \sin 5 \theta = $
If $\sec(\theta+\alpha)$,$\sec\theta$,and $\sec(\theta-\alpha)$ are in arithmetic progression,then the value of $\cos\theta \cdot \sec\frac{\alpha}{2}$ is:
Evaluate the sum: $\sum \frac{1}{1 + x^{a - b} + x^{a - c}}$
Difficult
View SolutionIf $P = \sin \frac{2 \pi}{7} + \sin \frac{4 \pi}{7} + \sin \frac{8 \pi}{7}$ and $Q = \cos \frac{2 \pi}{7} + \cos \frac{4 \pi}{7} + \cos \frac{8 \pi}{7}$,then the point $(P, Q)$ lies on the circle of radius
DifficultTS EAMCET 2025
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