Rewrite functions in equivalent forms to reveal and explain useful properties.
Normalize a sine or cosine equation and read features
Problem
Normalize \(y~=~2\cos(4x~-~8)~+~1\). State \(A\), \(B\), \(h\), and \(D\); give the amplitude and reflection, period and quarter-period, phase shift, midline, and range.
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