Which could be the entire interval over which the function, f(x), is negative? (–8, –2) (–8, 0) (–[infinity], –6) (–[infinity], –4).

The volume of a cylinder is 72 tt cm3. if the radius is 3 cm, what is the height of the cylinder?

‘all monkeys have tails’ is an absolute statement. t or f

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