What Is a Constant in Math - Quiz Question Title * 1. Which of the following is a constant number? x 7 3y 2x + 1 Question Title * 2. What is the constant term in the expression 4x + 9? 4 x 9 4x Question Title * 3. Which of the following describes a constant function? f(x) = 2x + 5 f(x) = x² - 3 f(x) = 7 f(x) = 5x - 2 Question Title * 4. What makes Pi (π) a special constant? It’s always the ratio of a circle’s circumference to its diameter. It’s the smallest positive number. It’s always equal to 4. It changes depending on the size of the circle. Question Title * 5. Which of these statements about constants is NOT true? A constant term is always multiplied by a variable. Constant numbers remain the same no matter how they’re used. A constant function always gives the same output. Pi (π) is an example of a mathematical constant. Done