A container has 18 different types of cookies, how many times must I choose a cookie to get all 18 types

You work for a lender that requires a 20% down payment and uses the standard depth to income ratio to determine a person‘s a little eligibility for a home loan of the following choose the person that you would rate the highest on their eligibility for a home loan

For what values of x is x2 + 2x = 24 true?

Find the domain of the following expression: 1/(√x)-2