Function and Algebra Concepts Question
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Grade 11 Function and Algebra Concepts CCSS: HSF-IF.C.7a
Which of the following statements is true about a function that has a local maximum at a point x = a?
- The function is increasing to the left of a and decreasing to the right of a.
- The function is decreasing to the left of a and increasing to the right of a.
- The function has a derivative of zero at x = a.
- The function changes from increasing to decreasing at x = a.