AP Calculus AB Flashcards: Algebraic Properties Of Limits

Study Algebraic Properties Of Limits in AP Calculus AB with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

Find limx2x2+4x+4x+2\text{lim}_{x \to -2} \frac{x^2 + 4x + 4}{x + 2}. Use algebraic properties.

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ANSWER

The limit is 4-4. Factor perfect square: (x+2)2x+2=x+2\frac{(x+2)^2}{x+2} = x+2, then substitute.

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AP Calculus AB: Limits and Continuity

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What this deck covers

This deck focuses on Algebraic Properties Of Limits, giving you a quick way to review the definitions, rules, and examples that matter most for AP Calculus AB.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 50Practice questions for this set
Let f and g be functions such that limx2f(x)g(x)=3\lim_{x \to -2} \frac{f(x)}{g(x)} = -3 and limx2f(x)=6\lim_{x \to -2} f(x) = 6. What must be the value of limx2g(x)\lim_{x \to -2} g(x)?
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