Homework Help: Pre-Cal(Please help)

Posted by Hannah on Thursday, March 25, 2010 at 10:09pm.

Determine the domains of (a)f and
(b) f X g

f(x) = 1/x g(x)= x + 3

For the domain of f I had x > 0 and for f X g I had all real numbers but this was wrong.

Pre-Cal(Please help) - Damon, Thursday, March 25, 2010 at 10:11pm
1/(x+3)

domain everywhere on x axis except x = -3 where the denominator is zero.

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