Solution of task 1.1.7 from the collection of Kepe OE

Solution of task 1.1.7 from the collection of Kepe OE

1.1.7
The forces F1 = 6H and F2 = 3H act on a rigid body at point A, the action lines of which
Are in the Oxy plane. Determine the sum of the projections of these forces on the Ox axis, if the angle? = 60 °. (Otvet 0.402)

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