document.write( "Question 252433: which of the following is a factor of 15y^2 -81y + 30 ?\r
\n" ); document.write( "\n" ); document.write( "a y+5 b 5y-2 c 5y+2 d 5y-6 e 5y+6
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Algebra.Com's Answer #184336 by palanisamy(496)\"\" \"About 
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15y^2 -81y + 30 = 15y^2 - 75y-6y+30
\n" ); document.write( " = 15y(y-5)-6(y-5)
\n" ); document.write( " = (y-5)(15y-6)
\n" ); document.write( " = 3(y-5)(5y-2)
\n" ); document.write( "So (5y-2) is a factor
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