Posted by **Vana** on Saturday, September 27, 2008 at 1:28pm.

Which of the following is a representation of the domain of the expression:

h(x) = 12x + 3 / 2 - square root over x

a)[0,4)

b) [(0,4) U ( 4, infinity)

I know that hte answer is b, but how do I come to this answer?

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