Teachoo MCQ Test

Short Quiz

Chapter 6 Class 12 Application of Derivatives | 5 questions

Timed test. Answer every question before time runs out. Correct answers and solutions appear after submission.
Time remaining 360
Question 1 of 5
Question 1 of 5
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The function \(f(x)=2 x^3-3 x^2-12 x+4\), has
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Question 2 of 5
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At \(x=\frac{5 \pi}{6}, f(x)=2 \sin 3 x+3 \cos 3 x\) is :
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Question 3 of 5
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The sides of an equilateral triangle are increasing at the rate of 2 \(\mathrm{cm} / \mathrm{sec}\). The rate at which the area increases, when side is 10 cm is:
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Question 4 of 5
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The tangent to the curve given by \(x=e^t\). cost, \(y=e^t\). sint at \(t= \frac{\pi}{4}\) makes with x -axis an angle:
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Question 5 of 5
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The radius of a spherical balloon is increasing. The rate of change of its volume is fastest when:
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