જો $\sin A + \sin^2 A = 1$ હોય,તો $(\cos^2 A + \cos^4 A)$ પદાવલિનું મૂલ્ય કેટલું થાય?

  • A
    $1$
  • B
    $\frac{1}{2}$
  • C
    $2$
  • D
    $3$

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Similar Questions

જો $\sec \theta = \frac{5}{3}$ હોય,તો $\tan \theta = \ldots$

જો $\sin ^{2}(3 x+30^{\circ})+\cos ^{2}(2 x+45^{\circ})=1$ હોય,તો $x = \dots$ ($^{\circ}$ માં)

સાબિત કરો કે $\frac{\cos ^{2}\left(45^{\circ}+\theta\right)+\cos ^{2}\left(45^{\circ}-\theta\right)}{\tan \left(60^{\circ}+\theta\right) \tan \left(30^{\circ}-\theta\right)}=1$

જો $\sin \theta + \sin^2 \theta = 1$ હોય,તો $\cos^2 \theta + \cos^4 \theta = \dots$

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સાબિત કરો કે $\frac{\sin \theta-\cos \theta+1}{\sin \theta+\cos \theta-1}=\frac{1}{\sec \theta-\tan \theta},$ નિત્યસમ $\sec ^{2} \theta=1+\tan ^{2} \theta$ નો ઉપયોગ કરીને.

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