The edge of a square increases at the rate of 4 cm/s. Which of the following statements is true?1The rate of change of perimeter is 0 cm/s.2The rate of change of area with respect to time does not depend on the length of the edge.3The rate of change of area with respect to time depends on the length of the edge.4None of the aboveAnswer & explanation+Correct answer: option 3dA/dt = 8x cm2/s
