document.write( "Question 843719: For these functions together, find a value of \"a\" (if a value exists) which makes the function continuous.
\n" ); document.write( "f(x)= {In(x+a), x is greater than or equal to 0
\n" ); document.write( "{Sqrt of -x , x is less than 0
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Algebra.Com's Answer #508514 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
from the left,
\n" ); document.write( "\"f%28x%29=sqrt%28-x%29=sqrt%280%29=0\"
\n" ); document.write( "So then from the right,
\n" ); document.write( "\"f%280%29=ln%280%2Ba%29=ln%28a%29=0\"
\n" ); document.write( "So then,
\n" ); document.write( "\"a=1\"
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