Which of the following statements is not possibly correct? a) At a certain time

Question

Which of the following statements is not possibly correct? a) At a certain time the position function is positive and its slope is a constant negative value. At this same point in time the velocity function is positive and its slope is zero. b) At a certain point in time the position function is negative and concave up. At this same point in time the velocity function is negative and its slope is positive. c) At a certain time the position function is positive and concave down. At the same point in time the slope of the velocity function is negative. d)At a certain point in time the position function is negative and its slope is zero. At the same point in time the velocity function is zero.

Explanation / Answer

b) At a certain point in time the position function is negative and concave up. At this same point in time the velocity function is negative and its slope is positive.

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