Models of Quadratic Function

1. Find the number of computer units x that needs to be sold to produce a maximum profits P (in pesos ) if P(x ) = 900x – 0.1x²

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2. The annual premium for fire insurance on a certain house is 64 cents per php 100 of insurance.

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3. A projectile is launched from a point 40 m above the ground. The height at ground level h in meters after t seconds is given by the function(t) = 40t -5t²

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y = 2x²+3x - 6

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y = 3x + 10

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y = ( 3x + 4 ) ( 2x – 7)

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y = 5a - 3

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