Math Problem Statement
Draw the graph of each function showing at least two cycles. Be sure to clearly indicate the amplitude and period. a y= 0.4 sin 2x b y = 7cos5x
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Sine and Cosine Functions
Amplitude
Periodicity
Formulas
Amplitude = |A| (for y = A sin Bx or y = A cos Bx)
Period = 2π / |B| (for y = A sin Bx or y = A cos Bx)
Theorems
Periodicity of sine and cosine functions
Suitable Grade Level
Grades 9-11
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