Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesFundamental trigonometrical ratios and functions, Trigonometrical ratio of allied angles
Difficultજો $x = \tan 15^{\circ}$,$y = \operatorname{cosec} 75^{\circ}$ અને $z = 4 \sin 18^{\circ}$ હોય,તો :
- A$x < y < z$
- B$y < z < x$
- C$z < x < y$
- D$x < z < y$
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જો $\sin \theta = -\frac{1}{\sqrt{2}}$ અને $\tan \theta = 1$ હોય,તો $\theta$ કયા ચરણમાં આવે છે?
Easy
View Solution$\frac{\sqrt{3} \sin \theta + \cos \theta}{\sin \left(\theta + \frac{\pi}{6}\right)} = $
નીચેનામાંથી કયું સાચું છે?
જો $\theta$ પ્રથમ ચરણમાં હોય અને $5 \tan \theta = 4$ હોય,તો $\frac{5 \sin \theta - 3 \cos \theta}{\sin \theta + 2 \cos \theta}$ ની કિંમત શોધો.
DifficultAP EAMCET 2007
View Solutionસાબિત કરો કે $\frac{\cos (\pi+x) \cos (-x)}{\sin (\pi-x) \cos (\frac{\pi}{2}+x)} = \cot^{2} x$.
Easy
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