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A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = –0.04x2 +...Asked by AP
a model rocket is launched from roof into a large field the path of the rocket can be modeled by the equation y= -0.02x^2+2.3x+6 where x is the horizontal distance ,in meters,from the starting point on the roof and y is the height in meters,of the rocket above the ground . how far horizontally form its starting point will the rocket land?round your answer to the nearest hundredth
57.50m
115.00m
117.55m
235.10m
57.50m
115.00m
117.55m
235.10m
Answers
Answered by
Reiny
when the rocket lands ,
-0.02x^2+2.3x+6 = 0
0.02x^2 - 2.3x - 6 = 0
multiply by 100
2x^2 - 230x - 600 = 0 , "nicer" numbers
use the quadratic formula, using the positive answer
I see it in your choices.
-0.02x^2+2.3x+6 = 0
0.02x^2 - 2.3x - 6 = 0
multiply by 100
2x^2 - 230x - 600 = 0 , "nicer" numbers
use the quadratic formula, using the positive answer
I see it in your choices.
Answered by
AP
117.55? Thanks Reiny!!
Answered by
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Answered by
Ms.Sued
Its B
Answered by
Carlton Haines
Its C 117.55m
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