A 0.39 kg particle moves in an xy plane according to x(t)--15+1t-6t and y(t) - 19+4t-8 t, with x and y in meters and t i

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A 0 39 Kg Particle Moves In An Xy Plane According To X T 15 1t 6t And Y T 19 4t 8 T With X And Y In Meters And T I 1 (21.38 KiB) Viewed 32 times

A 0.39 kg particle moves in an xy plane according to x(t)--15+1t-6t and y(t) - 19+4t-8 t, with x and y in meters and t in seconds. Att -0.7 s, what are (a) the magnitude and (b) the angle (within (-180°, 180°) interval relative to the positive direction of the x axis) of the net force on the particle, and (c) what is the angle of the particle's direction of travel? (a) Number (b) Number (c) Number Units Units Units