y = Acos(Bx) + D;
D = 4, A = 2. Now T = 2π/B = 5π/8, B = 2π/(5π/8) = 16/5
WE get y = 2cos(16/5x) + 4
Answer:
C is your answer.
Step-by-step explanation:
Hope is right, you're welcome, and good luck on your work.
please don't forget to click in the ❤, and on the ⭐.
Answer:
(0,6) or 6
Step-by-step explanation:
To find the y-intercept look at the last variable you have, which in this case is 6. Glad to help :)
15, 18, 21
i don't know the other one, sorry