document.write( "Question 1160035: if f(x) = 4(sqrt)xln(x) find f'(x) and then f'(2)=?
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Algebra.Com's Answer #783193 by MathLover1(20849)\"\" \"About 
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if \"f%28x%29+=+4sqrt%28x%29ln%28x%29\" find \"f\"'\"%28x%29\" and then \"f\"'\"%282%29\"=?\r
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\n" ); document.write( "\n" ); document.write( "\"f\"'\"%28x%29+=%28d%2Fdx%29%28+4sqrt%28x%29ln%28x%29%29\"........take constant out\r
\n" ); document.write( "\n" ); document.write( " \"f\"'\"%28x%29+=4%28d%2Fdx%29%28sqrt%28x%29%2A+ln%28x%29%29\"\r
\n" ); document.write( "\n" ); document.write( "apply the Product Rule: \"%28f%2Ag%29\"'=\"f\"'*\"g\"+\"f\"* \"g\"'\r
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\n" ); document.write( "\n" ); document.write( "\"%28d%2Fdx%29sqrt%28x%29=1%2F%282sqrt%28x%29%29\"\r
\n" ); document.write( "\n" ); document.write( "\"%28d%2Fdx%29ln%28x%29=1%2Fx\"\r
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\n" ); document.write( "\n" ); document.write( " \"f\"'\"%28x%29+=4%28ln%28x%29%2F%282sqrt%28x%29%29%2Bsqrt%28x%29%2Fx%29\"\r
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\n" ); document.write( "\n" ); document.write( " \"f\"'\r
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\n" ); document.write( "\n" ); document.write( " \"f\"'\"%28x%29+=4%28ln%28x%29%2F%282sqrt%28x%29%29%2Bx%2F%28x%2Asqrt%28x%29%29%29\"\r
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\n" ); document.write( "\n" ); document.write( " \"f\"'\"%28x%29+=4%28ln%28x%29%2F%282sqrt%28x%29%29%2B2%2F%282sqrt%28x%29%29%29\"\r
\n" ); document.write( "\n" ); document.write( "\"f\"'\"%28x%29+=2%28ln%28x%29%2F%28sqrt%28x%29%29%2B2%2F%28sqrt%28x%29%29%29\"\r
\n" ); document.write( "\n" ); document.write( "\"f\"'\"%28x%29+=%282%28ln%28x%29%2B2%29%29%2Fsqrt%28x%29\"\r
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\n" ); document.write( "\n" ); document.write( "then \r
\n" ); document.write( "\n" ); document.write( "\"f\"'\"%282%29=%282%28ln%282%29%2B2%29%29%2Fsqrt%282%29\"\r
\n" ); document.write( "\n" ); document.write( "\"f\"'\"%282%29=3.808685\"\r
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