Solve 2x2 – 6x + 10 = 0 by completing the square. Question 1 options:

A)

x = 3∕2 + i , x = 3∕2 – i

B)

x = 3 + i, x = 3 – i

C)

x = 3 + i, x = 3 – i

D)

x = 3∕2 + 1∕2 i, x = 3∕2 – 1∕2i

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?