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

Question:

Given a curve \(y=7x-x^{3}\) and x increases at the rate of 2 units per second. The rate at which the slope of the curve is changing, when \(x=5\) is:
  • A. \(-60~units/sec\)
  • B. \(60~units/sec\)
  • C. \(-70~units/sec\)
  • D. \(-140~units/sec\)