ID: Class: 12 Subject: Math Topic: Application of derivative Type: Mcq Year: 2024

Question:

If the sides of a square are decreasing at the rate of \(1.5~cm/s\) the rate of decrease of its perimeter is:
  • A. \(1.5~cm/s\)
  • B. \(6~cm/s\)
  • C. \(3~cm/s\)
  • D. \(2.25~cm/s\)