$3 \cos x + 4 \sin x + 5$ ની ન્યૂનતમ કિંમત કેટલી છે?

  • A
    $5$
  • B
    $9$
  • C
    $7$
  • D
    $0$

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Similar Questions

$f(x) = \sin x + \cos x$ નું મહત્તમ મૂલ્ય કેટલું છે?

જો $\tan \theta - \cot \theta = a$ અને $\sin \theta + \cos \theta = b$ હોય,તો ${({b^2} - 1)^2}({a^2} + 4)$ ની કિંમત શોધો.

જો $\sin \theta + \text{cosec} \theta = 2$ હોય,તો $\sin^{10} \theta + \text{cosec}^{10} \theta$ ની કિંમત શોધો.

જો $\cos \left( \frac{\alpha - \beta}{2} \right) = 2\cos \left( \frac{\alpha + \beta}{2} \right)$ આપેલ હોય,તો $\tan \frac{\alpha}{2} \tan \frac{\beta}{2}$ ની કિંમત શોધો.

$\cos 1^\circ + \cos 2^\circ + \cos 3^\circ + \dots + \cos 180^\circ = $

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