Math questions help me

Question

The total power P(inW) transmitted by an AM radio station is given by P=600 + 300m^2, where m is the modulation index. find the instantaneous rate of change of P with respect to m for m=0.87

 

The instantaneous rate of change is ?

help me

Answer 1

The instantaneous rate of change of P with respect to m for m = 0.87 is 522.