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NDA 2013
Exam
NDA
Year
2013
Subject
Mathematics
Chapter
Limits

NDA 2013 · Mathematics · Limits

What is _ x arrow 0 ( x- x)/(x) equal to?

What is lim⁡x→0sin⁡x−tan⁡xx\lim _{x \rightarrow 0} \frac{\sin x-\tan x}{x} equal to?

Options

  1. A00
  2. B11
  3. C−1-1
  4. D1/21 / 2

Correct answer

A. 00

Step-by-step solution

lim⁡x→0cos⁡x−sec⁡2x1=1−1=0\lim _{x \rightarrow 0} \frac{\cos x-\sec ^2 x}{1}=1-1=0
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