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Trigonometry

Course: Trigonometry > Unit 2

Lesson 8: Transforming sinusoidal graphs
Math
Trigonometry
Trigonometric functions
Transforming sinusoidal graphs
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Amplitude of sinusoidal functions from equation

CCSS.Math: HSF.BF.B.3
Google Classroom

Problem

What is the amplitude of g, left parenthesis, x, right parenthesis, equals, minus, 9, cosine, left parenthesis, start fraction, pi, divided by, 2, end fraction, x, minus, 6, right parenthesis, plus, 8?
  • Your answer should be
  • an integer, like 6
  • an exact decimal, like 0, point, 75
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
units
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