ધારો કે વિકલનીય વિધેય $f:(0, \infty) \rightarrow \mathbb{R}$ માટે,$f(x)-f(y) \geq \log_e\left(\frac{x}{y}\right)+x-y, \forall x, y \in(0, \infty)$ છે. તો $\sum_{n=1}^{20} f^{\prime}\left(\frac{1}{n^2}\right)$ ની કિંમત શોધો.

  • A
    $8569$
  • B
    $2890$
  • C
    $1256$
  • D
    $3564$

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$x = 1$ આગળ $y = (1 - x)(2 - x)...(n - x)$ નું વિકલન શું થાય?

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$\mathop {\text{Limit}}\limits_{h \to 0} \frac{{\int\limits_a^{x + h} {\ln^2 t \, dt} - \int\limits_a^x {\ln^2 t \, dt} }}{h} = $

જો $f$ વિકલનીય હોય, $f(x+y)=f(x) f(y)$ તમામ $x, y \in R$ માટે, $f(3)=3$, અને $f^{\prime}(0)=11$ હોય, તો $f^{\prime}(3)$ ની કિંમત શોધો:

નીચેના વિધેયનું વિકલન શોધો: $2 \tan x - 7 \sec x$.

જો $3 f(x)-2 f\left(\frac{1}{x}\right)=x$ હોય,તો $f^{\prime}(2)$ ની કિંમત શોધો.

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