Question

calculator question: The rate at which ice is melting in a pond is given by dV/dt=√1+2^t, where V is the volume of ice in cubic feet, and t is the time in minutes. What amount of ice has melted in the first 5 minutes?
(A) 14.49 ft^3 (B) 14.51 ft^3 (C) 14.53 ft^3
(D) 14.55 ft^3 (E) 14.57 ft^3
Answer is C ...please show work on how to get to this answer. Thank you!