APFIVE Impulse from a Time-Varying Force
A force $$F(t) = 6t - 3t^2$$ (in newtons) acts on a 2 kg object for 3 seconds, where $$t$$ is in seconds. What is the magnitude of the impulse delivered to the object over this time interval?
A
18 N·s
B
6 N·s
C
0 N·s
D
27 N·s
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