Math Doubts

Difficult Limit Problems and Solutions

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The list of tougher limit questions in calculus to learn how to use the limit rules while finding the limits of difficult functions and solutions for hard limits problems with understandable steps in different methods.

$1$

Evaluate $\displaystyle \large \lim_{x\,\to\,0}{\normalsize \bigg(\dfrac{1}{x^2}-\dfrac{1}{\sin^2{x}}\bigg)}$

$2$

Evaluate $\displaystyle \large \lim_{x \,\to\, 0}{\normalsize \dfrac{x-\sin{x}}{x^3}}$

$3$

Evaluate $\displaystyle \large \lim_{x \,\to\, 0}{\normalsize \dfrac{\sqrt{1-\cos{2x}}}{x}}$

$4$

Evaluate $\displaystyle \large \lim_{x\,\to\,0}{\normalsize \Big(\dfrac{\sin{x}}{x}\Big)^{\dfrac{1}{x^2}}}$

$5$

$\displaystyle \large \lim_{x\,\to\,0}{\normalsize \dfrac{\cos{(\sin{x})}-\cos{x}}{x^4}}$

$6$

Evaluate $\displaystyle \large \lim_{x \,\to\, a}{\normalsize \dfrac{x^x-x^a}{a^x-a^a}}$

$7$

Evaluate $\displaystyle \large \lim_{x \,\to\, 0}{\normalsize \dfrac{x+\log_{e}{\sqrt{x^2+1}-x}}{x^3}}$

Ashok Kumar B.E. - Founder of Math Doubts

Ashok Kumar, B.E.

Founder of Math Doubts

A Specialist in Mathematics, Physics, and Engineering with 14 years of experience helping students master complex concepts from basics to advanced levels with clarity and precision.