Determine the total force on the system
If on the ground, Ian’s weight is 644N. When Ian is on the elevator, his apparent weight is 741N. Determine the total force on the system (Ian and the elevator) if their combined mass is 1050 kg? Answer must be in Newton.
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A chemist acquired the following data for the alcohol content of blood: %C2 H5OH: 0.084, 0.098 and 0.079. Determine the 95% confidence interval for the mean assuming
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System 3x-y=-9 and x+2y=2 may be solved algebraically by using several different methods. Illustrate the first step in solving system using each method below.
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