A man pushes a box across the floor by exerting a force of 150 N on it in the direction of motion. If the box is moved 3 m, how much work did he do?

Q: Im confused on where you got the values in step 3. Also where did the the 12 and 52 come from?

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Q: Could you please show more details of step 2? Where does f=1/2L*sqrt((T/(m/l))) come from?

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Q: Please have step by step solution and explain

A: Step 1: Step 2: Step 3: Step 4:

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Q: .

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Q: help with question number 2,3,4,5, and 6 & show all work!

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