Ch 7

2³ =

• 2+2+2=6

• 2 x 2 x 2 = 6

• 2 x 2 x 2 = 8

• 2 x 3 =6

7 x 7 x 7 x 7 =

• 7⁴

• 7³

• 7⁷

• 7⁷⁴

5(x+7) =

• 5x+7

• x+7

• x+35

• 5x+35

The prime factorization of 42 is...

• 7 x 6

• 2 x 3 x 7

• 2² x 7

• 3² x 7

Which of the following is a prime number?

• 45

• 6

• 9

• 7

The first five prime numbers are...

• 1, 2, 3, 5, 7

• 2, 3, 5, 7, 11

• 2, 3, 5, 7, 9

• 0, 1, 2, 3, 5

Which of the following is associate property?

• 4 - (9 - 3) = (4 - 9) - 3

• 7 x 9 = 9 x 7

• 4 + (8+9) = (4+8) +9

• 7 x 1 = 7

Which of the following properties represents this expression?

7 x 10 = 10 x 7

• Communative

• Zero

• Associative

• Identity

Which of the following represents the inverse property?

• 13+(-13)=0

• 13 x 1 = 13

• 14 + 8 = 8 +14

• 3 + (6+7) = (3+6) + 7

Use the order of operations to solve:

8 + (9-2) x 7

• 57

• 105

• 58

• 115