જો $\alpha$ અને $\beta$ એ સમીકરણ $ax^2+bx+c=0$ ના બીજ હોય,તો $\lim_{x \rightarrow \alpha} \frac{1-\cos(ax^2+bx+c)}{(x-\alpha)^2} = $

  • A
    $\frac{a^2(\alpha-\beta)^2}{4}$
  • B
    $1$
  • C
    $\frac{a(\alpha-\beta)}{2}$
  • D
    $\frac{a^2(\alpha-\beta)^2}{2}$

Explore More

Similar Questions

$[x]$ એ મહત્તમ પૂર્ણાંક વિધેય દર્શાવે છે. જો $\lim _{x \rightarrow 0^{+}} \frac{\cos [x]-\cos (k x-[x])}{x^2}=5$ હોય,તો $k=$

જો $\lim _{x \rightarrow 0} \frac{(7^x-1)^4}{\tan (\frac{x}{k}) \cdot \log (1+\frac{x^2}{3}) \cdot \sin 4 x} = 3(\log 7)^3$ હોય,તો $k$ ની કિંમત શોધો.

જો $\lim _{x \rightarrow 0} \frac{[(a-n) n x-\tan x] \sin n x}{x^2}=0, (n \neq 0)$ હોય,તો $a$ ની ન્યૂનતમ શક્ય ધન કિંમત શોધો.

જો $\mathop {\lim }\limits_{x \to \infty } \left[ {\frac{{{x^3} + 1}}{{{x^2} + 1}} - (ax + b)} \right] = 2$ હોય,તો

Difficult
View Solution

જો $\lim _{x \rightarrow 1} \frac{x^2-ax+b}{x-1}=7$ હોય,તો $a+b$ ની કિંમત શોધો.

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo