document.write( "Question 978021: Two students in your class, Tucker and Karly, are disputing a function. Tucker says that for the function, between x = –3 and x = 3, the average rate of change is 0. Karly says that for the function, between x = –3 and x = 3, the graph goes up through a turning point, and then back down. Explain how Tucker and Karly can both be correct, using complete sentences. \n" ); document.write( "

Algebra.Com's Answer #599519 by josgarithmetic(39627) $\"\"$ $\"About$

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The function is symmetric along the x value of the turning point, the vertical line x=0. The function may be an EVEN function. \n" ); document.write( "

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