document.write( "Question 628056: Find the value of k if f(x) =x^2+kx-35 has x= 5 as a 'root. \n" ); document.write( "
Algebra.Com's Answer #395332 by stanbon(75887)\"\" \"About 
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Find the value of k if f(x) =x^2+kx-35 has x= 5 as a 'root.
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\n" ); document.write( "f(5) = 5^2 + 5k -35 = 0
\n" ); document.write( "5k -10 = 0
\n" ); document.write( "k = 2
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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