document.write( "Question 143711: If f(x) is a parabola, then:\r
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\n" ); document.write( "c. it is a piecewise function
\n" ); document.write( "d. it is a square root function
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Algebra.Com's Answer #104592 by rapaljer(4671)\"\" \"About 
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A parabola is a continuous, smooth function.\r
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