Question

How do you graph `y=tan(x+pi/2)`?

Answer 1

Explanation:

Graph of y=tanx is

For `y=tan(x+pi/2)`
Using Shifting of origin to `x=- pi/2`
We get

(the blue line is new y axis for shifted origin)

For detailed explanation of graph of y=tanx refer https://socratic.org/questions/how-do-you-graph-f-x-tanx-and-include-two-full-periods#536192