Ben will purchase four books. The original prices of the books are $29.95, $23.95, $14.95, and $9.95. Ben has four sales options
1 answer:
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Answer:
Step-by-step explanation:
The function has the vertex at
.
Since , the graph of the function is a maximum graph.
The highest y-value is the y-coordinate of the vertex which is 5.
Therefore the range is {}
Therefore the correct answer is B.
