Test SeriesFree PYQsExamsPricing

MHT CET 2023 Mathematics question

MathematicsApplication of DerivativesMHT CET 2023

A square plate is contracting at the uniform rate 4 cm/ sec, then the rate at which the perimeter is decreasing, when side of the square is 20 cm, is

Answer: (D)

Solution

Let the side be . Area and perimeter . Given cm/s. cm/s. Then

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-095382