Question types

Limits and Derivatives question types

81 questions across 5 question groups — pick any mix to generate a MATHS paper with step-by-step answer keys.

81
Questions
5
Question groups
5
Question types
Sample Questions

Limits and Derivatives questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

If $\text{y}=\frac{1+\frac{1}{\text{x}^{2}}}{1-\frac{1}{\text{x}^{2}}}$ then $\frac{\text{dy}}{\text{dx}}$ is equal to:

  1. $\frac{-4\text{x}}{(\text{x}^{2}-1)^{2}}$ 

  2. $\frac{-4\text{x}}{(\text{x}^{2}-1)^{2}}$ 

  3. $\frac{1-\text{x}^{2}}{4\text{x}}$ 

  4. $\frac{4\text{x}}{\text{x}^{2}-1}$

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If $\text{y}=\frac{\sin(\text{x}+9)}{\cos\text{x}}$ then $\frac{\text{dy}}{\text{dx}}$ at x = 0 is equal to:

  1. $\cos9$ 

  2. $\sin9$ 

  3. $0$

  4. $1$

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If $\text{f}(\text{x})=\sqrt{\text{x}}+\frac{1}{\sqrt{\text{x}}}$ then $\frac{\text{dy}}{\text{dx}}$ at x = 1 is equal to:

  1. $1$ 

  2. $\frac{1}{2}$ 

  3. $\frac{1}{\sqrt{2}}$ 

  4. $0$ 

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If $\text{f}(\text{x})=1+\text{x}+\frac{\text{x}^{2}}{2}+.....+\frac{\text{x}^{100}}{100}$ then f'(1) is equal to:

  1. $\frac{1}{100}$ 

  2. $100$ 

  3. does not exist

  4. $0$ 

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Evaluate the following limits.
Let $\begin{cases}\frac{\text{k}\cos\text{x}}{\pi-{2}\text{x}}, \\3,\text{x}=\frac{\pi}{2}\text{and } \text{f}(\text{x})=\text{f}\big(\frac{\pi}{2}\big)\end{cases}$ Find the value of k.
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