How do you graph $y = cos (x + \frac{π}{2})$ $y=cos(x+pi/2)$ ?

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Answer 1 · 2018-03-26T05:52:30

graph{cos(x+(pi/2)) [-10, 10, -5, 5]}

graph{cos(x) [-7.9, 7.904, -3.95, 3.95]}

you just shift the cos(x) graph by $\frac{π}{2}$ $pi/2$ to the left

graph{cos(x+(pi/2)) [-10, 10, -5, 5]}

How do you graph y=cos(x+π2) y=cos(x+pi/2)?