Find the exact area of the region R without using a calculator. Write your answer in simplest form.

Which graph corresponds to the function f(x) = x2 + 4x – 1?

You went to a restaurant and spent $53.25 on the meal. there was a 6% sales tax. what was the amount of money, not including a tip, you spent at the restaurant?

The product of 3 and a number increased by 8 is 31 written as an equation