document.write( "Question 36063: Determine whether the function F(x) = x^2-4, x<=0 is a one-to-one Function. \n" ); document.write( "
Algebra.Com's Answer #22082 by Prithwis(166)\"\" \"About 
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It will be one-one function for x<=0 because it is a parabola, and the removal of the restriction makes the parabola symmetric with respect to the y-axis. \n" ); document.write( "
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