The work W done by an electromagnet varies according to W=36t^3-t^2. Find the power dW/dt at t=1/4s.
The answer i got was 6.25. All that i did was take the derivative of 36t^3-t^2 and then plugged in (1/4) for the t. Am i correct in doing this????
The work W done by an electromagnet varies according to W=36t^3-t^2. Find the power dW/dt at t=1/4s.
The answer i got was 6.25. All that i did was take the derivative of 36t^3-t^2 and then plugged in (1/4) for the t. Am i correct in doing this????