Divide and simplify.    

Divide.     (10a4b3 – 6a3b4) 2a3b3

Write the following in scientific notation.    858,000

Simplify the complex fraction. For your answer just enter the numerator (top of fraction), and make sure all variables are written in lowercase with NO spaces in your answer.     

Find the domain.     f(x) = x2 + 5

Find the following product and express your answer in simplest radical form.    

Explain the LOOKUP function. Give me a cell that contains a LOOKUP function. Give me the worksheet name, cell address (column and row), and paste the cell LOOKUP below. Type “NA” below if this was not included in your project.   (5 points)     

Why do we use data cell names in workbook?  Give me 1 data cell range that was named. Give me the range name, the worksheet name, and where the name was used in the workbook, including the cell range address (columns and rows). Type “NA” below if this was not included in your project.   (5 points)    

What is a merge heading? Give me 3 headings that has merge cells on the project worksheet. Give me the worksheet name, cell address (column and row) range, and paste the merge content below. Type “NA” below if this was not included in your project.   (6 points)      

Why do you use passwords to protect worksheets? Give me the name of a password-protected worksheet, or type “NA” below if this was not included in your project.   (5 points)