A2 - Lesson 1-2 Properties of Real Numbers

Choose the set(s) of numbers to which this number belongs.

 $\sqrt{7}$  

• Real

• Irrational

• Rational

• Integer

• Whole

Choose the set(s) of numbers to which this number belongs.

 $-35$  

• Real

• Irrational

• Rational

• Integer

• Whole

Name the property illustrated by this equation.

 $7x+\left(9x+8\right)=\left(7x+9x\right)+8$  

• Commutative

• Associative

• Identity

• Inverse

• Distributive

Name the property illustrated by this equation.

 $7n+2n=\left(7+2\right)n$   

• Commutative

• Associative

• Identity

• Inverse

• Distributive

Simplify

 $5x-3y-2x+3y$  

(a)  

Simplify

 $3\left(x-10y\right)-4\left(7y+2x\right)$  

(a)  

Which property says changing the order of the terms in addition or multiplication will not change the result

• Commutative

• Associative

• Inverse

• Identity

• irrational

• rational

• integer

• whole number

• natural number

• irrational

• rational

• integer

• whole number

• natural number

Repeating decimals are _____ numbers.

• irrational

• rational