= 8.6 N Alex Is asked to move two boxes of books contact with each other...

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= 8.6 N Alex Is asked to move two boxes of books contact with each other and resting on a frictionless floor. He decldes to m

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MAMB fp 8-6N M MA AT1 4-1 NJ-8 faut 90.407M1 NO/A 141 NBIA 구x 0.443 구5 N/A -843N 6.407 mIs N S.7N

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