જ્યારે $A = \frac{5\pi}{4}$ હોય ત્યારે $\cos A - \sin A$ ની કિંમત શું થાય?

  • A
    $\sqrt{2}$
  • B
    $\frac{1}{\sqrt{2}}$
  • C
    $0$
  • D
    $1$

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Similar Questions

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

$\sin ^{2} 17.5^{\circ} + \sin ^{2} 72.5^{\circ}$ ની કિંમત શોધો.

જો $\operatorname{cosech} x = \frac{4}{5}$ હોય,તો $\cosh x =$

$\cos 255^o + \sin 195^o$ ની કિંમત શોધો.

નીચે આપેલા અંશ માપને અનુરૂપ રેડિયન માપ શોધો: $25^{\circ}$

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