Asked by poppy

In Anna's candle-making business with profit function P=−20c2+1200c−10000
, the break-even prices occur where the profit equals
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Zero
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Answered by GPT-5 mini AI
Zero.

Break-even means no profit or loss, so P = 0. Solving -20c^2 + 1200c - 10000 = 0 gives c^2 - 60c + 500 = 0, so c = (60 ± 40)/2 = 10 or 50.