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5-8.
  1. SNEAKY LIMITS
    Lazy Lulu was examining the following limit. She recognized that this is the definition of the derivative as a limit. Homework Help ✎

    1. What is f(x)?

    2. Use the Power Rule to find f ′(x).

    3. Find the value of . Explain and solve.

f(x) = 5x2 − 11x + 7

Aren't you glad that you do not have to algebraically evaluate this limit!

Substitute.