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Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within an inch of the tailpipe mouth. technician a says that if the paper is vibrating due to a "puffing" output from the tailpipe, this signals a smoothly running engine. technician b says that if the paper is being drawn toward the tailpipe, this could indicate burned exhaust valves. who is correct? a. technician b b. both technicians a and b c. technician a d. neither technicians a or b

The solutions to the inequality y ≤ 2x − 4 are shaded on the graph. which point is a solution? p

You are getting ready to transport troops in a m1152 configured with cargo cover and troop seats which of the following should you do before starting out