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2 cards from this section. Quick, good the night before a test.
What form does a quadratic function take?
Remember the standard form of a quadratic.
What does the vertex of a parabola represent in an economic context?
Think about optimization in a business setting.
What does a quadratic function represent in real life?
Think about objects thrown in the air.
True or False: The vertex of a quadratic function always represents the minimum point.
What do we learn about the shape?
A ball is thrown from a height of 1 meter with an initial velocity of 20 m/s upwards. Model its height with a quadratic equation and find the maximum height.
Use the vertex formula to determine when it reaches max height.
In an economics problem, revenue R and cost C are modeled respectively as R(x) = -2x² + 20x and C(x) = 5x + 10. Determine the output level x that maximizes profit.
What does the profit function look like when combined?
4 more questions in this section. Enroll free to practise them all.
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