02: Quadratic Functions 

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MCR3U

11th

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8 Terms

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Domain
________: every x value your function is allowed to be.
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downwards
If a is negative, parabola opens ________ and has a maximum (max frowns and is negative)
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upwards
If a is positive, parabola opens ________ and has a minimum.
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Revenue
________: the total amount of money taken in.
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quadratic function
The ________ becomes a U- shaped parabola when graphed.
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quadratic formula
The radicand in ________ is the discriminant → % % b²- 4ac % %.
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Quadratic formula
________: make the equation= to zero and plug into the following formula.
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Revenue
________= selling price x number of items.