Chapter 8 Review: Exponents

Exponents 1

100

Write the expression with an exponent: 

9.5 x 9.5 x 9.5 x 9.5 x 9.5

9.5⁵

200

Simplify: 9⁴x9⁵

9⁹

300

Simplify: (9⁸)⁷

9⁵⁶

400

Simplify: (2x)⁵

2⁵x⁵

500

Simplify: (3gh)6

3⁶g⁶h⁶

Exponents 2

100

Simplify: (5/7)⁸x(5/7)²

(5/7)¹⁰

200

Simplify: (-4/5)⁷x(-4/5)²

(-4/5)⁹

300

Simplify: ((3/8)⁶)⁴

(3/8)²⁴

400

Simplify: x⁸/x³

x⁵

500

Simplify: 4y⁷/y⁵

4y²

Factoring

100

Factor the expression: 21x+14

7(3x+2)

200

Factor the expression: 8x³+4

4(2x³+1)

300

Factor the expression: 4x²+12x

4x(x+3)

400

Factor the expression: 8x³+18x²

2x²(4x+9)

500

Factor the expression: 21x⁴+27x²

3x²(7x²+9)

Scientific Notation

100

Write the number in scientific notation: 9,230,000,000

9.23x10⁹

200

Write the number in scientific notation: 834,000,000

8.34x10⁸

300

Write the number in scientific notation: 20,000,000,000

2x10¹⁰

400

Write the number in scientific notation: 0.0000458

4.58x10^-5

500

Write the number in scientific notation: 0.00000000006708

6.708x10^-11

Standard Form

100

Write the number in standard form: 8x10³

8000

200

Write the number in standard form: 2.59x10⁵

259,000

300

Write the number in standard form: 9.37x10⁸

937,000,000

400

Write the number in standard form: 2.7x10^-6

0.0000027

500

Write the number in standard form: 7.5809x10^-8

0.000000075809