Sandy Wishes to Have a Rectangular Garden in Her Backyard $f(x)=40 x-x^{2}, \quad 0$

question 5

Multiple Choice

Sandy wishes to have a rectangular garden in her backyard. She has 40 ft of fencing with which to enclose her garden. Letting x denote the width of the garden, find a function f in the variable x that gives the area of the garden.

• A) \(f(x)=40 x-x^{2}, \quad 0 \) \(< x\) \(<20\).
• B) \(f(x)=20 x-x^{2}, \quad 0 \) \(< x\) \(<20\)
• C) \(f(x)=40 x-x^{2}, \quad 0 \) \(< x\) \(<40\)
• D) \(f(x)=20 x-x^{2}, \quad 0 \) \(< x\) \(<20\).

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Learn

The acquisition of knowledge or skills through study, experience, or teaching.

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A personality trait marked by an inflated sense of one's own importance, a deep need for excessive attention and admiration, and a lack of empathy for others.

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Wagering money or something of value on an event with an uncertain outcome, with the intent of winning additional money or goods.

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Acting dishonestly or unfairly in order to gain an advantage, especially in academic settings or personal relationships.