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प्रश्न
If demand and the cost function of a firm are p = 2 – x and C = -2x2 + 2x + 7 then its profit function is:
विकल्प
x2 + 7
x2 - 7
-x2 + 7
-x2 - 7
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उत्तर
x2 - 7
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