Technician A says after tire service work tires and wheels must be in a state of static and dynamic balance in order to avoid vibration in service. Technician B says tires and wheels are balanced at the factory and do not need further balancing. Who is correct?

Hurry: the angle measures associated with which set of ordered pairs share the same reference angle? (-square-root 3/2, 1/2) , (-1/2, -square-root 3/2) (1/2, -square-root 3/2) , (-square-root 3/2, 1/2) (-1/2, -square-root 3/2), (1/2, square-root 3/2) (square-root 3/2, 1/2) , (1/2, square-root 3/2)

Analyze and evaluate the motivation and the rationale behind western expansion through the louisiana purchase that took hold in the united states at the start of the 19th century (long essay question)

Ascientist has predicted that the population of earth will continue to grow exponentially until the year 2300. at that point, we will reach carrying capacity of earth’s resources, and population growth will plateau. if the scientist’s prediction is correct, what can you predict about human energy use at that time? justify your answer by explaining the relationship between population growth and energy use. (5 points)