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Course: MATH 1131, Fall 2009
School: UConn
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1 Name: Quiz Math 1131Q It is not enough to have a good mind; the main thing is to use it well. Rene Descartes Let f (x) = 1 x2 1 and g (x) = x . Find 1. Find (f g )(x) (3 points ) (f g )(x) = f (g (x)) 1 =f x = = 2. Find (g f )(x) (3 points ) (g f )(x) = g (f =g (x)) = 1 x2 1 x2 1 1 x 2 1 1 1 x2 3. Find the domain of (f g )(x) (2 points ) 1 1 x2 1 x2 1 and this means that the domain is [1, 0) (0,...

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1 Name: Quiz Math 1131Q It is not enough to have a good mind; the main thing is to use it well. Rene Descartes Let f (x) = 1 x2 1 and g (x) = x . Find 1. Find (f g )(x) (3 points ) (f g )(x) = f (g (x)) 1 =f x = = 2. Find (g f )(x) (3 points ) (g f )(x) = g (f =g (x)) = 1 x2 1 x2 1 1 x 2 1 1 1 x2 3. Find the domain of (f g )(x) (2 points ) 1 1 x2 1 x2 1 and this means that the domain is [1, 0) (0, 1]. 4. Find ...

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