Is the answer to this C?

Consider the function y=-2-3cos(x+π). What effect does the -2 have on the basic graph?

A. Horizontal shift right 2 units
B. Vertical stretch by factor 2
C. Vertical shift down 2 units
D. Horizontal shift left 2 units

Question

Is the answer to this C?

Consider the function y=-2-3cos(x+π). What effect does the -2 have on the basic graph?

A. Horizontal shift right 2 units 
B. Vertical stretch by factor 2 
C. Vertical shift down 2 units 
D. Horizontal shift left 2 units

anonymous · Answer

C

anonymous · Answer

anonymous · Answer

Okay wait 

y = -3(cos(pi + x)) -2
y = 3cosx -2

Now when x = 0

y = 3-2 =1

anonymous · Answer

Good nothing bad ...C ...Yea C
Sorry I was confirming my thoughts