MediumMath· Problem-Solving and Data Analysis· Two-variable data: Models and scatterplots· MCQ
Which of the following is true about the values of and for ?
A
For all , it is true that .
B
For all , it is true that .
C
There is a constant c such that if , then , but if , then .
D
There is a constant c such that if , then , but if , then .
Correct answer: C
Explanation
Choice C is correct. At , the value of is less than the value of , which is equivalent to . As the value of x increases, the value of remains less than the value of until , which is when the two values are equal: , which is equivalent to . Then, for , the value of is greater than the value of . So there is a constant, 3, such that when , then , but when , then .
Choice A is incorrect because when . Choice B is incorrect because when . Choice D is incorrect because when and when .
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id cb_question_bank:2edeac8c-7b7f-4af8-aa83-b033b803c8bd · question 9a144a01 · IBN 031669-DC
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