How can I represent this equation on MATLAB

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Ibrahim swidan
Ibrahim swidan 2022-4-28
回答： KSSV 2022-4-28
How can I represent this equation on MATLAB
𝑥(𝑡) = 7 𝑐𝑜𝑠 (3𝜋𝑡) 𝑤ℎ𝑒𝑟𝑒 0≤𝑡≤4

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KSSV
KSSV 2022-4-28
Ran in:
Extend the example to your case.
n = 100 ;
t = linspace(0,4,n) ;
x = 2*sin(3*pi*t) ;
plot(t,x)

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