6+3=9 because if you put 9-6=3 and they are fact families
Answer:
y = 9 cos [(⅕pi)x]
Step-by-step explanation:
Amplitude = 9
Period = 10
2pi/10 = pi/5
The common factor is b since they both share it.
Hope this helps
12x^2y^2+2xy-2 with problems like these use the app “Photomath” it will help you a lot.