3.2 Using Pronumerals

Letters that represent a number are called...

• Pronumerals

• Pronouns

• Pythagoras'

• Products

The 4 in 4a² is a:

• Pronumeral

• Coefficient

• Power

• Variable

In the expression: 1 + 4e + 2z

• 1 is a constant

• 4 is a coefficient

• z and e are pronumerals

• all are true

How many terms are there in the following expression:

5x + 3y - 15 + x

• 1

• 2

• 3

• 4

Is x + y = 50 an expression or an equation?

• expression

• equation

Is (x + y) an expression or an equation?

• expression

• equation