which values of p and q would make the value of the following expression equal to 58i? (3 – 7i)(p + qi)i p = 3, q = 7 p = –3, q = 7 p = 3, q = –7 p = –3, q = –7

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

Susie ran a race. she ran 55 miles an hour, and the race took her tt hours to complete.

Which of the following always exist between two objects having mass ● elastic force ● contact force ●gravitational force ●magnetic force