Question: a. Write a matlab code to design a chirp signal x(n) which has frequency, 700 Hz at 0 seconds and reaches 1.5kHz by end of

a. Write a matlab code to design a chirp signal x(n) which has frequency, 700 Hz at 0 seconds and reaches 1.5kHz by end of 10^th second. Assume sampling frequency of 8kHz.

b. Design an IIR filter to have a notch at 1kHz using fdatool.

c. Plot the spectrum of signal before and after filtering on a scale - to . Observe the plot and comment on the range of peaks from the plot.

d. Critically analyze the design specification.Write a matlab code

e. Demonstrate the working of filter by producing sound before and after filtering using necessary functions.Write a matlab code

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