Numerical Optimization Using GDC

00:00 3 marks

Using a graphing display calculator (GDC), determine the value of $x$ at which the profit function $P(x) = -2x^2 + 8x + 3$ attains a local maximum. Give your answer correct to 2 decimal places.

Hint Hint

Hint

Utilize the maximum function on your calculator to find the vertex of the parabola.

Answer Answer
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Formula Booklet

Answer Answer

Complete Answer

$x \approx 2.00$

Mark Scheme Mark Scheme

Answer Explanation Answer Explanation

Examiner Tips Examiner Tips

Common Errors Common Errors

Focus Focus

Formula Booklet

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