Yuh yuh yuh yuh yuh 1+1 answer it :D

Find the power series expantion of f(z)=log(4=3z) at the point z=-1

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?