Simplify the expression to a + bi form:
(3+10i)-(-12-8i)

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.

Which of the following domains provide a real value periods