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Limits and Continuity

Question 1
college-boardCalculus AB/BCAPExam Style
1 mark

Which technique is most appropriate for evaluating limh0a+hah\lim_{{h \to 0}} \frac{\sqrt{a+h} - \sqrt{a}}{h} when a>0a >0?

Question 2
college-boardCalculus AB/BCAPExam Style
1 mark

If the function e3xx2\frac{e^{3x}}{x^2} has a vertical asymptote at x=ax=a, how does changing the parameter to ebxx2\frac{e^{bx}}{x^2} affect the location of the vertical asymptote?

Question 3
college-boardCalculus AB/BCAPExam Style
1 mark

Determine the limit as x approaches 2 of the function f(x)=6x+3x2f(x)=\frac{6x+3}{x-2}.

Question 4
college-boardCalculus AB/BCAPExam Style
1 mark

If a function f(x)f(x) has a discontinuity at x=5x=5 and is defined elsewhere, how might one find limx5f(x)\lim_{ x \to 5 } f(x)?

Question 5
college-boardCalculus AB/BCAPExam Style
1 mark

If limxaf(x)=L\lim_{x \to a} f(x) = L and limxag(x)=M\lim_{x \to a} g(x) = M, what is limxa[f(x)+g(x)]\lim_{x \to a} [f(x)+g(x)]?

Question 6
college-boardCalculus AB/BCAPExam Style
1 mark

If a car’s velocity is modeled by v(t)=624t+36t212t3v(t)=6-24t+36t^{2}-12t^{3}, what expression gives us total distance traveled from t=0t=0 to t=1t=1 seconds?

Question 7
college-boardCalculus AB/BCAPExam Style
1 mark

What is the limit of the function f(x)=x2f(x) = x^2 as xx approaches 3?

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Question 8
college-boardCalculus AB/BCAPExam Style
1 mark

If a function f(x)f(x) is continuous on (a,b)(a,b) except for an isolated point cc where it has a removable discontinuity, what must be calculated to determine if a limit exists as xx approaches cc?

Question 9
college-boardCalculus AB/BCAPExam Style
1 mark

Which of the following represents the limit as xx approaches -4 for the function g(x)=5xg(x) = \frac{5}{x}?

Question 10
college-boardCalculus AB/BCAPExam Style
1 mark

What’s an asymptote?