Help me please with an explanation/work, thank you!!
1 answer:
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Solving the quadratic function, it is found that the range is of:
between 200 and 250; inclusive
The profit for x tours is modeled by the following equation:
It is concave down, so the monthly profit will be of at least $60,000 between the two roots when . Thus:
Simplifying by 2:
Which has
Then:
At least $60,000 includes $60,000, thus the interval is inclusive, and the correct option is:
between 200 and 250; inclusive
A similar problem is given at brainly.com/question/25181401