Review Exponents and Scientific Notation

Simplify

• 8^-9

• 8^-3

• 8³

• 8⁹

Which is equivalent to 3^{4 ?}

• 27
• 9
• 81
• 12

Which number is the BASE?
2³ = 8

• 2
• 3
• 8
• not here

Which number is the EXPONENT?
4^{2 =} 16

• 4
• 2
• 16
• not here

Write in standard form: 
8 x 10⁴

• 8,000
• 80,000
• .00008

Which number is correctly written in scientific notation?

• 5.67 x 10⁵
• 56.7 x 10³
• 0.567 x 10⁶

Write in scientific notation: 
0.0000378 

• 3.78 x 10^-5
• 3.78 x 10^-6
• 0.378 x 10^-5

Convert to scientific notation:
520,000,000  

• 52 x 10⁷
• 5.2 x 10⁷
• 5.2 x 10⁸
• 0.52 x 10⁹

Change from standard form to scientific notation:  0.000398

• 39.8  x  10^-5
• 3.98  x  10^-5
• 3.98  x  10^-4
• 39.8  x  10^-6

According to exponent rules, when we multiply the same base we _______ the exponents.

• Multiply
• Add
• Divide
• Subtract