(computer algebra) using mathematica, maple, or some other computer algebra package, apply the poincaré-lindstedt method to the problem č + x - x = 0, with x(0) = a, and (0)=0. find the frequency w of periodic solutions, up to and including the o(& *) term.

these  signals travel  down a part of the neuron called the axon, which is like a wire that carries the  signal  to othernerve  cells. on average a  nerve  cell sends a  signal  at about 50 meters per second, which is over 100  miles  an hour!

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it is actually 55 mph i have done this question already