A. Use composition to prove whether or not the functions are inverses of each other. B. Express the domain of the compositions u
1 answer:
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Answer:
87.25%
Step-by-step explanation:
Data given in the question
Before the final exam for a course, the average percentage is 85%
The counting percentage of the course grade is 15%
So by considering the above information, the best course grade your friend is
=
= 0.7225 + 15
= 87.25%
The remaining percentage is come from
= 100% - 15%
= 85%
Hence, the best course grade is 87.25%