SOLUTION: Which equations have a corresponding graph identical to the graph of y=sin(-x) A) y=cos(x+(pi/2)) B) -y=sin(x) C) y=cos(x-((3/2)pi)) D) y=cos(x-(pi/2)) E) y=sin(x-(2pi)) F) y

Algebra ->  Trigonometry-basics -> SOLUTION: Which equations have a corresponding graph identical to the graph of y=sin(-x) A) y=cos(x+(pi/2)) B) -y=sin(x) C) y=cos(x-((3/2)pi)) D) y=cos(x-(pi/2)) E) y=sin(x-(2pi)) F) y      Log On


   



Question 1151365: Which equations have a corresponding graph identical to the graph of y=sin(-x)
A) y=cos(x+(pi/2))
B) -y=sin(x)
C) y=cos(x-((3/2)pi))
D) y=cos(x-(pi/2))
E) y=sin(x-(2pi))
F) y=-sin(x)
D) none of these

Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

use the following identity: sin%28-x%29=-sin%28x%29
so, answer is: F) y=-sin%28x%29