Eric Nicholas K's answer to Kathy's Secondary 4 A Maths Singapore question.
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Q12
Solving for the range of values for which v is positive here is akin to solving quadratic inequalities, except that I do not draw the graph this time.
Also note that “for which the velocity is positive” is different from “for which the velocity is increasing”.
Solving for the range of values for which v is positive here is akin to solving quadratic inequalities, except that I do not draw the graph this time.
Also note that “for which the velocity is positive” is different from “for which the velocity is increasing”.
Date Posted:
4 years ago
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