document.write( "Question 194473: Find (fog)(x), where f(x)=√x and g(x)=1/x \n" ); document.write( "
Algebra.Com's Answer #145912 by jim_thompson5910(35256)\"\" \"About 
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Note: \"%28fog%29%28x%29=f%28g%28x%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29=sqrt%28x%29\" Start with the first function.\r
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\n" ); document.write( "\n" ); document.write( "\"f%28g%28x%29%29=sqrt%281%2Fx%29\" Plug in \"g%28x%29=1%2Fx\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28g%28x%29%29=1%2Fsqrt%28x%29\" Break up the root and simplify\r
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\n" ); document.write( "\n" ); document.write( "\"f%28g%28x%29%29=sqrt%28x%29%2Fx\" Rationalize the denominator
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