Current Grade: 0.0 / 10.0 Remaining Tim The edge of an expanding cube is changing at the rate of 4.5 cm/s at the instant its edge is 12.6 cm long. Find the rate of change of (a) Its volume dV dt (In units of cm3/s) = Number (Enter your answer rounded to 4 decimal places) (b) Its total surface area. dA at (In units of cm2/s) = Number (Enter your answer rounded to 4 decimal places) Submit Assignment Quit & Save Back Q FEB tv S T