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Michael pushes on the handle of a 12-kg lawn mower. The force of friction between the mower and the grass is 9 N. The handle

Michael pushes on the handle of a 12-kg lawn mower. The force of friction between the mower and the grass is 9 N. The handle makes a 35° angle with the horizontal. Michael wants to accelerate the mower at a rate of 0.8m/s2. What force must he apply along the handle?

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