$cosecA-2\cot 2A\cos A$ is equal to

Important Questions on Trigonometric Functions of Compound Angles

MEDIUM

MHT-CET

IMPORTANT

MHT-CET TRIUMPH Mathematics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 2 - Trigonometric Functions of Compound Angles>Classical Thinking>Q 37

The value of $\cos 20°\cos 40°\cos 80°$ is

MEDIUM

MHT-CET

IMPORTANT

MHT-CET TRIUMPH Mathematics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 2 - Trigonometric Functions of Compound Angles>Classical Thinking>Q 38

The expression $\frac{\sin \theta +\sin 2\theta }{1+\cos \theta +\cos 2\theta }$ is equal to

MEDIUM

MHT-CET

IMPORTANT

MHT-CET TRIUMPH Mathematics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 2 - Trigonometric Functions of Compound Angles>Classical Thinking>Q 39

If $\sin 2\theta =\frac{3}{4}$, then ${\sin }^3\theta +{\cos }^3\theta$ equals to

MEDIUM

MHT-CET

IMPORTANT

MHT-CET TRIUMPH Mathematics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 2 - Trigonometric Functions of Compound Angles>Classical Thinking>Q 40

If $\cos 3\theta =\alpha \cos \theta +\beta {\cos }^3\theta$, then $\left(\alpha ,\beta \right)$ equals to

MEDIUM

MHT-CET

IMPORTANT

MHT-CET TRIUMPH Mathematics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 2 - Trigonometric Functions of Compound Angles>Classical Thinking>Q 41

If $\tan A=\frac{1}{2}$, then $\tan 3A$ is

MEDIUM

MHT-CET

IMPORTANT

MHT-CET TRIUMPH Mathematics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 2 - Trigonometric Functions of Compound Angles>Classical Thinking>Q 42

If $x+\frac{1}{x}=2\cos \theta$, then $x^3+\frac{1}{x^3}$ equals to

MEDIUM

MHT-CET

IMPORTANT

MHT-CET TRIUMPH Mathematics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 2 - Trigonometric Functions of Compound Angles>Classical Thinking>Q 43

If $\sin \alpha =-\frac{3}{5}$, where$\pi <\alpha <\frac{3\pi }{2}$, then $\cos \left(\frac{\alpha }{2}\right)$ equals to

MEDIUM

MHT-CET

IMPORTANT

MHT-CET TRIUMPH Mathematics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 2 - Trigonometric Functions of Compound Angles>Classical Thinking>Q 44

If $\tan \left(\frac{\theta }{2}\right)=t$, then $\frac{1-t^2}{1+t^2}$ is equal to