document.write( "Question 577031: determine the period and amplitude of y=4 cos(3x/4+pi/4)
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Algebra.Com's Answer #370054 by htmentor(1343)\"\" \"About 
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determine the period and amplitude of y=4 cos(3x/4+pi/4)
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\n" ); document.write( "The cos term can be no larger than 1, so the amplitude is 4 [the factor in front of the oscillating term]
\n" ); document.write( "The period is given by \"2%2Api%2FT+=+3%2F4\" or \"T+=+8%2Api%2F3\"
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