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3 cards from this section. Quick, good the night before a test.
Evaluate lim (3x + 1) as x approaches 2.
Use direct substitution.
Find lim (x^2) as x approaches 1.
Substitute x = 1 into the function.
What does lim f(x) as x approaches a mean?
Think about what limits convey.
True or False: Indeterminate forms can lead to a clear limit without simplification.
Remember examples where substitution leads to 0/0.
Evaluate lim (x^2 - 4)/(x - 2) as x approaches 2. Explain your reasoning and show steps.
Factor out common terms before substituting.
Prove that lim (1/tan(x)) as x approaches 0 exists and equals 1. Provide step-by-step justification.
Work with limit identities to solve.
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