Determine the period.

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

Draw a scaled copy of the circle using a scale factor of 2

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?