4. Time for a side hustle. You feel great after your refreshing trip to nature, but the economy is now money is tight. In order to keep paying your bills, you pick up an extra job online selling rocks you collected while camping. The annual profit, P, is given by a recession, and P(x) = -0.01x² + 30x + 40 where x is the number of rocks. Approximately how many rocks would you need to sell to earn an annual profit of $20,000?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.7: More On Inequalities
Problem 45E
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Answer:
4. Time fora side hustle.
You feel great after your refreshing trip to nature, but the economy is now ina recession, and
money is tight. In order to keep paying your bills, you pick up an extra job online selling rocks
you collected while camping. The annual profit, P, is given by
P(x) =-0.01x² + 30x + 40
where x is the number of rocks. Approximately how many rocks would you need to sell to earn
an annual profit of $20,000?
Answer:
Transcribed Image Text:Answer: 4. Time fora side hustle. You feel great after your refreshing trip to nature, but the economy is now ina recession, and money is tight. In order to keep paying your bills, you pick up an extra job online selling rocks you collected while camping. The annual profit, P, is given by P(x) =-0.01x² + 30x + 40 where x is the number of rocks. Approximately how many rocks would you need to sell to earn an annual profit of $20,000? Answer:
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