Answer:
○
Explanation:
Looking in quadrant III, in the degree-angle range of 180° to 270°, take the <em>inverse</em><em> </em><em>of</em><em> </em><em>cosine</em><em> </em>to get your angle measure, then plug it into the <em>cosecant</em><em> </em>function to get the above answer.
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Answer:
C, Yes; for any given number of hours,there is only one possible cost.
Step-by-step explanation:
Simple Function question, if there’s an X with the same number, it’s not a function. It wasn’t D since it’s justifying the range being the same number
Answer:
Step-by-step explanation:
Given
Solving (a): (f o g)(x)
This is calculated as:
We have:
Substitute:
Evaluate the square
Using laws of natural logarithm:
So:
Hence:
Solving (b): The domain
We have:
The above function has does not have any undefined points and domain constraints.
<em>Hence, the domain is: </em>