Suppose you have 56 feet of fencing to enclose a rectangular dog pen. The function A=28x-x^2, where x = width, gives you the area of the dog pen in square feet. What width gives you the maximum area? What is the maximum area?

4th option is correct xy=-10

if this was to u plzz mark me the brainliest

the answer would be 1 1/72

step-by-step explanation:

you can rewrite the equation by separating the parts and then solving individually:

10-9=1

1/8 - 1/9=

find l c d and then combine:

1 1/72

answer: what is the question you're trying to ask?

step-by-step explanation: