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Power Rule of Exponents · Easy Worksheet 2

Power Rule of Exponents — Easy Worksheet 2

Grade 8 · MathSheets    Name: ____________________   Date: __________

Simplify. Raise a power to a power by multiplying the exponents.

How to solve

To raise a power to a power, keep the base and multiply the exponents: (x3)4 = x12, because it is x3 · x3 · x3 · x3. When a whole monomial is raised to a power, raise every factor: (2x3 y)4 = 24 · x12 · y4 = 16x12 y4. A negative number to an odd power stays negative: (-2)3 = -8.

Example

(93)4 = 9 

Answer: 12

right so far
1 (x7)5 = x 
2 (a9)4 = a 
3 (a7)5 = a 
4 (b5)3 = b 
5 (a8)4 = a 
6 (b8)5 = b 
7 (n9)2 = n 
8 (x3)5 = x 

/ right