The power P in a circuit is P = Ri2, where R is the resistance and i is the current
Chapter 3, Problem 78(choose chapter or problem)
The power P in a circuit is P = Ri2, where R is the resistance and i is the current. Find dP /dt at t = 1 3 if R = 1000 and i varies according to i = sin(4t) (time in seconds)
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