Expressions, Equations, Order of Operations, Prime factorization

Which is equivalent to 7 x 7 x 7 x 7 x 7 x 7 
?

• 7⁵
• 7⁶
• 6⁷
• 7⁷

Choose the answer.
5²

• 10
• 15
• 20
• 25

A prime number

• has one factor
• has more than 2 factors
• has 100 factors
• has exactly 2 factors: 1 and the number

All of these are prime except

• 3
• 9
• 2
• 13

Use a number tree to find the prime factorization of 72

• 2x2x2x3x3
• 4x3x3x2
• 4x2x2x2x2

Using a Factor Tree, find the prime factorization of 75.  

• 5² x 3
• 5 x 5 x 3
• 3² x 5
• 15 x 5

_{18 + 2 x 4}

• 80
• 26
• 24
• 13

4 ⋅ 8 ÷ (8 − 6)

• -2
• 18
• -1
• 16

40 - 2⁴ + 8

• 40
• 32
• 24
• 42

(14 - 2) x 10 + 6 = 

• 144
• 18
• 150
• 126