document.write( "Question 202173: Sorry about the earlier typo: The question was written as f(x)= x^2-10x+21 \n" ); document.write( "
Algebra.Com's Answer #152429 by RAY100(1637)\"\" \"About 
You can put this solution on YOUR website!
f(x) =y = x^2 -10x +21
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\n" ); document.write( "y= (x-3)(x-7)
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\n" ); document.write( "@ y=0,,,,,,,,x-3=0,,x=3,,,,,,x-7=0,,,x=7
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