Use the Graph of F(x) to Solve the Inequality $t$ Units Are Sold

question 53

Multiple Choice

Use the graph of f(x) to solve the inequality.
-The profit made when $t$ units are sold, $t > 0$ , is given by $P = t ^ { 2 } - 34 t + 285$ . Determine the number of units to be sold in order for $\mathrm { P } > 0$ (a profit is made) .

• A) \(t = 19\) units or \(t = 15\) units
• B) \(t > 19\) units or \(t < 15\) units
• C) \(t = 34\) units
• D) 19 units \(< t < 15\) units

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