Equate whats inside (arguments)
with base period of sine function
and solve for x to get period,

So the period of the graph of the given function is precisely 2.
Hope this helps :)
One wire is 8.5m, and the other wire is 7.5m.
Answer:

Step-by-step explanation:
Applying the chain rule

Then it becomes

In x=0
f}{dx} =-\frac{df}{dx}[/tex]
Then

Answer:
1.26 is the price of one mile
It's the first choice. If you multiply the first equation by 3, your y term is a +12, and if you multiply the second equation by 4, your y term is a -12. When you add them the y terms cancel each other out.