Exponents

Which is larger?

(-3)² or -3²

• (-3)²

• -3²

• They are equal

What is 5² + 3³?

• 8⁵
• 14
• 15⁶
• 52

Express each of the following as product of powers of their prime factors: 3600

• 2⁴ x 3² x 5²

• 2⁵ x 3⁴ x 5⁴

• 5⁵ x 4³

Using laws of exponents, simplify and write the answer in exponential form: ( 20²⁰÷20¹⁵) x 2³

• 2³⁵ x 2³

• 2⁵ x 2³

• 2⁸

Say true or false and justify your answer:

2³ × 2² × 5⁵ = 10⁵

• True

• False

Which is greater,  2654⁰ or 5⁰?

• 2654⁰
• 5⁰
• They are the same
• Zero is greater

• 2

• -15

• 15

• -2

• 3

• 9

• -3

• -9

• m

• n

• m+n

• mn(m+n)

• 5