Question

A car is moving on a straight road with a speed v , the driver sees there is a
vertical wall in front at a distance d. Assuming no lag in response, the driver has two
choices:
(1) Apply brakes to stop the car before hitting the wall; (2) Turn swiftly, at the same
speed, and move on the circular quadrant track of radius d to just miss the wall.
Which is the better choice to make? Support your answer with appropriate
equation(s) of motion.

Answer 1

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Answer 2

Explanation:

99,100} are there such that x*x +x*x*x is the square of an integer? Any integer which precedes a perfect square, like 3, 8, .