Math Problem Statement
How do you determine from just an interval where it is concave up or down for sinusoidal functions
Solution
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Math Problem Analysis
Mathematical Concepts
Calculus
Sinusoidal Functions
Concavity
Second Derivative
Formulas
y'' = -sin(x) for y = sin(x)
y'' = -cos(x) for y = cos(x)
Theorems
Second Derivative Test
Suitable Grade Level
Grades 11-12 or Introductory College Level
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