જો $f(5)=7$ અને $f'(5)=7$ હોય, તો $\lim_{x \rightarrow 5} \frac{x f(5)-5 f(x)}{x-5}$ ની કિંમત શોધો.

  • A
    $35$
  • B
    -$35$
  • C
    $28$
  • D
    -$28$

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Similar Questions

$\mathop {\lim }\limits_{x \to \pi /2} \left[ {x\tan x - \left( {\frac{\pi }{2}} \right)\sec x} \right] = $

$\mathop {\lim }\limits_{x \to {1^ + }} \frac{{{{\left( {1 + \left\{ x \right\}} \right)}^{\frac{1}{{\left\{ x \right\}}}}} - \frac{e}{{\sqrt {{e^{\left\{ x \right\}}}} }}}}{{1 - \cos \left\{ x \right\}}}$ ની કિંમત શોધો (જ્યાં $\{.\}$ એ અપૂર્ણાંક ભાગ વિધેય દર્શાવે છે).

જો $f(x) = 3x^{10} - 7x^8 + 5x^6 - 21x^3 + 3x^2 - 7$ હોય,તો $\mathop {\lim }\limits_{\alpha \to 0} \frac{f(1 - \alpha) - f(1)}{\alpha^3 + 3\alpha}$ ની કિંમત શોધો.

$\mathop {\lim }\limits_{x \to \frac{\pi }{2}} (1 - \sin x)\tan x$ ની કિંમત શોધો.

$\mathop {\lim }\limits_{x \to 0} \frac{{\tan 2x - x}}{{3x - \sin x}} = $

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