Write a formula that relates the complex Fourier coefficients computed by your fft package to the real Fourier coefficients, ak and bk, that define PN (x).

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)