tdomres tdomres

13-11-2022
Mathematics

contestada

1 point
An arrow is launched upwards. The height of the arrow, in meters, after seconds can be modeled by the function h (t) = -2.1t2 +32t-0.03. After how many seconds will the arrow
first reach an altitude of 60 meters?
3.4 seconds
-8 seconds
2.2 seconds
13 seconds

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