1. Zero and negative exponents

2. 1000
= 10³
100
= 10² 10
= 10¹ 1
= 10⁰
= ¹⁄₁₀
0.1
= 10⁻¹
= 10⁻²
= ¹⁄₁₀₀
0.01
= ¹⁄₁₀₀₀
= 10⁻³
0.001 7⁰
= 1
-7⁰
= -1
(-7)⁰
= 1

3. simplify 1 1
2⁻³ =
(-3)⁻⁵ = 2³
(-3)⁵ 4² 1 4² 16 ∙
4² 7⁻³ = = ∙ 1 7³ 7³
343 7 ∙
7x0 = 1 = 7 1

4. simplify 1 1
x⁻2 =
m⁻6 = x2 m6 x² 1 x²
x²y⁻³ = = ∙ 1 y³ y³ 1 1 1 81
9  9 92 1 1
3 3 3 3 34

5. 1000 =
100 = 10 = 1 = =
0.1 = = =
0.01 = =
0.001 7⁰ =
-7⁰ =
(-7)⁰ =

6. simplify
2⁻³ =
(-3)⁻⁵ = ∙
4² 7⁻³ = = ∙ ∙
7x0 = =

7. simplify
x⁻2 =
m⁻6 =
x²y⁻³ = = ∙ 1 81