document.write( "Question 960694: find the difference quotient f(x+h)-f(x)/h if f(x)= 7x-4 \n" ); document.write( "

Algebra.Com's Answer #587105 by josgarithmetic(39618) $\"\"$ $\"About$

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You need all of the proper grouping parentheses.\r
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\n" ); document.write( "\n" ); document.write( "This is not what you want: $\"f%28x%2Bh%29-f%28x%29%2Fh\"$ \r
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\n" ); document.write( "\n" ); document.write( "You want THIS: $\"%28f%28x%2Bh%29-f%28x%29%29%2Fh\"$ \r
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\n" ); document.write( "\n" ); document.write( "Now just substitute for f(x).\r
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\n" ); document.write( "\n" ); document.write( " $\"%28%287%28x%2Bh%29-4%29-%287x-4%29%29%2Fh\"$ \r
\n" ); document.write( "\n" ); document.write( "Continue from that. The result will be 7.\r
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