Is the function f(x) = x^2 - 4x + 4 differentiable everywhere?

Practice Questions

Q1
Is the function f(x) = x^2 - 4x + 4 differentiable everywhere?
  1. Yes
  2. No
  3. Only at x = 0
  4. Only at x = 2

Questions & Step-by-Step Solutions

Is the function f(x) = x^2 - 4x + 4 differentiable everywhere?
  • Step 1: Identify the function given, which is f(x) = x^2 - 4x + 4.
  • Step 2: Recognize that this function is a polynomial function.
  • Step 3: Understand that polynomial functions are smooth and continuous.
  • Step 4: Know that smooth and continuous functions are differentiable everywhere on their domain.
  • Step 5: Conclude that since f(x) is a polynomial, it is differentiable everywhere.
No concepts available.
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