A. Which of the following situations represents a quadratic function?
1. Taxi fare F for d kilometers at flag down rate at P40.00 and P13.50 per
kilometer.
2. The maximum area of a rectangular garden that can be fenced using 100m of
fencing materials. Note that:
100 - 2w
A = w
2
3. The equation P= -0.1x2 + 50 x-750 models a profit function that a company
earns as a function of x number of products of a given type that are sold.
-(100720)
1. Taxi fare F for d kilometers at flag down rate at P40.00 and P13.50 per
kilometer.
2. The maximum area of a rectangular garden that can be fenced using 100m of
fencing materials. Note that:
100 - 2w
A = w
2
3. The equation P= -0.1x2 + 50 x-750 models a profit function that a company
earns as a function of x number of products of a given type that are sold.
-(100720)
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1. Taxi fare F for d kilometers at flag down rate at P40.00 and P13.50 per
kilometer. $5
2. The maximum area of a rectangular garden that can be fenced using 100m of
fencing materials. Note that:
100 - 2w
A = w 2
The area of a rectangle is the length times the width and with the given amount of fencing you have you get the maximum area if the length and width are equal, that is the shape of the garden is a square. length × width = 9.5 × 9.5 = 90.25 square metres.