જો $y = \cos^2\left(\frac{5x}{2}\right) - \sin^2\left(\frac{5x}{2}\right)$ હોય,તો $\frac{d^2y}{dx^2} =$

  • A
    $-25y$
  • B
    $\frac{25}{2}y$
  • C
    $-\frac{25}{2}y$
  • D
    $25y$

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Similar Questions

જો $y = \sin(\log_e x)$ હોય, તો $x^2 \frac{d^2 y}{dx^2} + x \frac{dy}{dx}$ ની કિંમત શોધો.

જો $y = x + e^x$ હોય,તો $x = 1$ આગળ $\frac{d^2x}{dy^2}$ ની કિંમત શોધો.

જો વિધેય $y = \sin^{-1} x$ હોય,તો $\left(1-x^2\right) \frac{d^2 y}{d x^2}$ ની કિંમત કેટલી થાય?

જો $y = \frac{A}{x} + B x^2$ હોય, તો $x^2 \frac{d^2 y}{d x^2} =$

વિધેય $\tan^{-1} x$ નું દ્વિતીય ક્રમનું વિકલિત શોધો.

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