For numbers 1-3, simplify. Assume all variables represent positive real numbers

4) Add or subtract as indicated. Assume all variables represent positive real numbers

5) Rationalize the denominator. Simplify if possible.

6) Write in lowest terms.

7) Identify the real and imaginary parts for each expression

Real:___________                                                                                    Imaginary:____________

Real:___________                                                                                    Imaginary:____________

For numbers 8-9, simplify the expression.

10) Simplify the complex number and write your answer in standard form (a + bi)

Solve the radical equation using the power rule. Make sure you check for extraneous solutions