Mr. Harding is driving 550 miles. His car gets 22.5 miles per gallon. His gas tank holds 12 gallons of gas. He estimates that he will only need 1 tank of gas. Is his estimate reasonable?

Which expression is not a polynomial?

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?

Asequence is a function whose is the set of natural numbers