Variables

Find LCM of 6a³, 12a⁵, and 36a⁴

• 36a⁵

• 6a⁵

• 36a³

• 6a³

Find HCF of 12a⁵, 6a³, and 36a⁴

• 36a⁵

• 36a³

• 6a⁵

• 6a³

Find LCM of 2a and 3a²

• 6a

• 6a²

Find HCF of 2ab² and 6ab

• 2ab

• 6ab

A letter that represents a number is called a _____.

• variable

• coefficient

• constant

• term

Which of these are like terms in the following expression:
3x + 7 - 9x + 24y + 2x²

• 7, 24y

• 3x, 9x

• 3x, -9x

• 3x, -9x, 2x²

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

What is the constant in the following expression?
8y + 5 - 35p

• 8

• 35p

• 5

• 8y

When doing the distributive property, which of the following is true?

• You only distribute to the first two terms in the parenthesis

• You first multiply the variables, then the coefficients 

• You want to multiply the coefficients, then the variables, ad then combine any like terms

• You will never have exponents with variables when you distribute

3(3x +1)

• 9x +3

• 3x + 3

• 12x

• 9x + 1