OpenStax, Algebra and Trigonometry 2e §8.1 Graphs of the Sine and Cosine Functions · Example 2 · Trigonometry · Graphs of trig functions

Identifying the Amplitude of a Sine or Cosine Function

What is the amplitude of the sinusoidal function $f (x) = - 4 s in (x) ?$ Is the function stretched or compressed vertically?

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OpenStax, Algebra and Trigonometry 2e · §8.1 Graphs of the Sine and Cosine Functions · Example 2

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