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ZX-269E9AF04FPSAT10 P2 · 第 10 题
PSAT10 P2 · 原库模块 3 · Q10 原库参考解析
A linear function \( f \) gives a company's profit, in dollars, for selling x items. The company's profit is $220 when it sells 8 items, and its profit is $320 when it sells 10 items. Which equation defines ?
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