How do you graph $y=5cos(1/2x)$ ?

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Answer 1 · 2017-04-24T11:26:27

By trying different x values you can get it

If $x=0$ your function $y=5$
If $x=pi/2$ your function $y=4.62$
et cetera...
If $x=pi$ your function $y=0$ and then you can plot

graph{5cos(0.5x) [-10, 10, -6, 6]}

How do you graph y=5cos(1/2x)y=5cos(1/2x)?