Math Problem Statement
Compute the following limit: lim (x → 1) (2x - 2)^3
Solution
To compute the limit , we can directly substitute into the expression since the function is continuous at .
Let's go through the steps:
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First, simplify the expression inside the cube:
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Now, take the cube of the result:
Therefore, the limit is:
Would you like more details on limits or have any questions?
Here are 5 related questions:
- How do you compute limits for functions that are not continuous?
- What happens when the limit leads to an indeterminate form like ?
- Can you explain the difference between one-sided and two-sided limits?
- How do we evaluate limits involving infinity?
- When should we use L'Hopital's Rule for limits?
Tip: For polynomial and rational functions, direct substitution often works to compute limits if the function is continuous at the point of interest.
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Math Problem Analysis
Mathematical Concepts
Limits
Polynomials
Continuity
Formulas
Direct substitution in limits: lim (x → a) f(x)
Cubic functions: (a - b)^3
Theorems
Limit continuity theorem: If a function is continuous at a point, then lim (x → a) f(x) = f(a).
Suitable Grade Level
Grades 10-12