How to plot difference of two functions in matlab?

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1. Given u[n] the unit step sequence, using the stem function plot the following :-
• u[n - 3] - u[n - 8]
• u[8 - n] - u[4 - n]
• u[6 - n]

Accepted Answer

Walter Roberson
Walter Roberson on 25 Apr 2021
f1 = @(x) sin(3*x)
f1 = function_handle with value:
@(x)sin(3*x)
f2 = @(x) sin(8*x)
f2 = function_handle with value:
@(x)sin(8*x)
f3 = @(x) f1(x) - f2(x)
f3 = function_handle with value:
@(x)f1(x)-f2(x)
fplot(f3, [-10 10])

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