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marusya05 [52]
3 years ago
10

The end of a hose was resting on the ground, pointing up an angle. Sal measured the path of the water coming out of the hose and

found that it could be modeled using the equation f(x) = –0.3x2 + 2x, where f(x) is the height of the path of the water above the ground, in feet, and x is the horizontal distance of the path of the water from the end of the hose, in feet.
When the water was 4 feet from the end of the hose, what was its height above the ground?

3.2 feet
4.8 feet
5.6 feet
6.8 feet
Mathematics
1 answer:
MatroZZZ [7]3 years ago
6 0

Answer:  A) 3.2 ft

<u>Step-by-step explanation:</u>

f(4) = -0.3(4)² + 2(4)

     = -4.8 + 8

     =  3.2

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