Answer:
π
Step-by-step explanation:
The argument of the cosine function will be 2π (one period) when x=π.
The period of the function is π.
Answer:
g(5) = -1
Step-by-step explanation:
Let x = 5.

Answer: 1600
Step-by-step explanation:
2(8+2x6)
2(8+12)
2(20)
40

1600
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Answer:
you just times the number buy 9 and 3 then divid by 3
Step-by-step explanation: