3. (1 point) A quadratic function always has at least one real root. T/ F 4. (1 point) The graph of a quadratic function can have positive concavity on one interval and negative concavity on a different interval. T/F 5. (0.5 point) A quadratic function always has a maximum value. T / F
3. (1 point) A quadratic function always has at least one real root. T/ F 4. (1 point) The graph of a quadratic function can have positive concavity on one interval and negative concavity on a different interval. T/F 5. (0.5 point) A quadratic function always has a maximum value. T / F
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.6: Variation
Problem 9E
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