Mathematical Scratchpad
Math 140 Practices
If

or

Then
find the domain and range for

sketch the graph of

If

or

Then
find the domain and range for

sketch the graph of

If

Then
find the domain and range for

sketch the graph of

Find the exact vaule of the expression without using a calculator





Write an algebraic expression that is equivalent to the given expression.


Prove

graphically.
Prove

Prove

If the graph of

is given, then
find the vertical asymptotes for

sketch

by changing the units from
