Which values of x are solutions to the equation below? Check all that apply.
4x2 - 30 = 34
O A. X= 4
O B. x = -8
O C. x=-4
0 D. x = 8
E. x=-18
F. x= V8

michael scott & dwight schrute

step-by-step explanation:

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reduce the friction between its moving parts

step-by-step explanation:

in fact, by reducing the friction between the moving parts of the machine, it is possible to reduce the energy wasted due to this friction; therefore, more input energy is converted into useful work, and this will improve the efficiency of the machine.