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Questions (7)
In a supermarket parking lot, an employee is pushing ten empty shopping carts, lined up in a straight line. The acceleration of
1 answer
802 views
A box is sliding up an incline that makes an angle of 17.0° with respect to the horizontal. The coefficient of kinetic friction
1 answer
659 views
A passenger is pulling on the strap of a 13.5-kg suitcase with a force of 67.0 N. The strap makes an angle of 34.0° above the
2 answers
956 views
A 8.70-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic friction between the box and the
1 answer
781 views
A 51.0 kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic friction are 0.710 and 0.440,
0 answers
587 views
A 72.0-kg person stands on a scale in an elevator. What is the apparent weight when the elevator is
(a) accelerating upward with
2 answers
1,540 views
Three uniform spheres are located at the corners of an equilateral triangle. Each side of the triangle has a length of 1.60 m.
1 answer
679 views
Answers (1)
that would be (-4-6i)^2 as i would equal squareroot(-1), the answer can be found using foil, or just typing that in a graphing calculator
