document.write( "Question 1114728: Which of these is not a periodic function
\n" ); document.write( "a) y= -cos x
\n" ); document.write( "b) y= 3 + sin x
\n" ); document.write( "C) y= x^2-2
\n" ); document.write( "d) y= sin x
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Algebra.Com's Answer #729671 by josgarithmetic(39620)\"\" \"About 
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Which of those are cyclic and which are not? The noncylcic choices will have no trigonometric functions in them. \n" ); document.write( "
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