Hello! I still need help on this problem
If you can help me, I'd appreciate it a lot!! Thank you :)
Start with cos x which has amplitude of 1
refelect it
- cos x
amplitude of 9
- 9 cos x
verical shift of - 11
- 9 cos x - 11
period 12pi/7 2 pi / 12 pi/7 = 7/6
-9 cos( ( 7/6)x ) - 11
Thank you so so much! I appreciate it a lot. You've been helping me quite a bit, and I can't thank you enough.
You are welcome !
+37153 
