document.write( "Question 989716: If the line tangent to the curve y f(x) at (5,20) is y=6x-10, then what is lim goes to 0 of f(5+h)-f(5)/h? \n" ); document.write( "
Algebra.Com's Answer #609952 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
This way:\r
\n" ); document.write( "\n" ); document.write( "\"system%28f%285%29=6%285%29-10%2Cf%285%2Bh%29=6%285%2Bh%29-10%29\"\r
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\n" ); document.write( "\n" ); document.write( "Difference Quotient, \"%286%285%2Bh%29-10-%286%2A5-10%29%29%2Fh\"
\n" ); document.write( "Simplify that expression, and examine what happens as h goes toward 0.
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