Key Terms And Notation

Question 1

Irrational number

Answer 1

A number that can’t be displayed as a fraction as it has an infinite number of decimal places which don’t repeat e.g. pi

Question 2

Rational number

Answer 2

A number that can be written as a fraction e.g. 75.5

Question 3

Polynomial

Answer 3

A finite expression with positive whole number indices

Question 4

Asymptote

Answer 4

A line which a graph approaches but never reaches