A car travels from Rome to Bologna (395 km) in 4 hours. consider that the car was stopped at the motorway restaurant for 30 minutes. calculate its speed
If she had traveled at an average speed of 110 km / h but without breaks, would she have arrived sooner or later?

Luke and carrie are driving down a straight section of the interstate at 70 mph in luke's new convertible. carrie is drinking a soda in the passenger seat. when she is done she tosses the bottle straight up in the air, just above the height of the car. what will happen to the bottle if air resistance is neglected? a. the bottle will land in carrie's lap. b. not enough information is given. c. the bottle will land on the interstate in front of the car. d. the bottle will land on the interstate behind the car.

Let f(x) = x4- 8x2 . find the relativeextrema of this function using the second derivative test.

What are the north and south poles of a solenoid change with?