Look up the law of sines, I suggest Khan Academy. It is better if you know how to do it, it is very useful.
Answer:
-1 Your answer is A
Step-by-step explanation:
4+ 10/-2=-1
10/-2=-5
4+-5=-1
Answer:
The function would be linear because the rate of change is constant.
Step-by-step explanation:
Given

per minute
See attachment for complete question and options
First, we write the function that calculates the cost (C(t)) for t minutes.
This is calculated as:



Rewrite as:

A function that has the above format is referred to as a linear function which has the general format

Where
m represents the slope/rate and it is constant
From the list of given options, (a) is correct.