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Math 150A Midterm #1. February 18, 2005
Attention! Please, note that this is the closed book test. You are not allowed to use graphing
calculator. Simple calculators are allowed. Please, show all important steps in you solution but do
not make your solution excessively long.
1. a) (5pt) Evaluate the following expression
f(x + h), if f(x) =

x2 + 1 +
1
x
.
b) (10pt) Find the domain of the following function
f(x) =
1
1 -