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The side of an equilateral triangle expa...

The side of an equilateral triangle expands at the rate of `sqrt(3)` cm/sec. When the side is 12 cm, the rate of increase of its area is ……….

A

`12cm^(2)//sec`

B

`18 cm^(2)//sec`

C

`3sqrt(3)cm^(2)//sec`

D

`10cm^(2)//sec`

Text Solution

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The correct Answer is:
B
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KUMAR PRAKASHAN-APPLICATION OF DERIVATIVES -TEXTBOOK BASED MCQS
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