basic definitions a 3 base exponent power a x a x a a as factor 3 times power – is a product with...

Basic Definitions a 3 base exponent power a x a x a a as factor 3 times wer – is a product with repeated factor. ponent – tells us how many times the base used as a factor

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Basic Definitions

base

exponent

power

a x a x a

a as factor 3 times

Power – is a product with repeated factor.Exponent – tells us how many times the base used as a factor

ExamplesPower Repeated multiplication Description words

3 x 3 x 3 3 to the third power

7 x 7 7 to the second power

x6 X x X x X x X x X x X X to the sixth power

Page 3: Basic Definitions a 3 base exponent power a x a x a a as factor 3 times Power – is a product with repeated factor. Exponent – tells us how many times the

Common Mistake

7 = 7 x 2 = 142

The right answer

7 = 7 x 2 = 142

7 = 7 x 7 = 492

Page 4: Basic Definitions a 3 base exponent power a x a x a a as factor 3 times Power – is a product with repeated factor. Exponent – tells us how many times the

Order of Operations

1.Evaluate expressions inside grouping symbols ( )

2.Evaluate powers

3.Multiply and divide from left to right

4.Add and subtract from left to right

Page 5: Basic Definitions a 3 base exponent power a x a x a a as factor 3 times Power – is a product with repeated factor. Exponent – tells us how many times the

Lets Practice

5 x 5 x 5 x 5

10 x 10 x 10

Y x Y

132

(6-4) + 5 - 33 2

12 + (4+2) - 242

500 / (12-7)1

An exponent is a number that show how many times a base is used as a factor. 7 ⁴ = 7*7*7*7 7 ⁴=2401

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