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Question 1195241: Please explain all the steps to all my questions:
1. The Sum of a number and three times another number is 18. Find the numbers if their product is maximum.
2. A rectangular lot is bordered on one side by a string and on the other three sides by 600m of fencing. Find the dimensions of the lot if the area is a maximum.
3. Eights meters of fencing are available to enclose a rectangular play area.
A. What is the maximum area than can be enclosed?
B. What dimensions produce the maximum area?
Answer by ikleyn(52775)   (Show Source):
You can put this solution on YOUR website! .
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