How do you graph #y=sin(x+pi)#?
1 Answer
Feb 23, 2018
We start by rewriting using identities.
#y = sin(x + pi)#
#y = sinxcos(pi) + sin(pi)cosx#
#y = sinx(-1) + 0#
#y = -sinx#
This is the graph of the basic sine function with a reflection over the x-axis.
graph{y = -sinx [-10, 10, -5, 5]}
Hopefully this helps!
