Simplify the following expression

Given the function f(x) = log base 4(x+8) , find the value of f^-1(2)

Areal estate agent earns $32,000 a year plus $1,000 for each apartment he sells. write an equation that shows the relationship between the number of apartments abe sells,n, and the total amount he earns in a year,e. what is the total amount abe would earn from selling 10 apartments in one year

What is the number 321,000,000 in scientific notation? also what is the number? ?