+ exponents i can write numerical expressions involving whole number exponents

+Exponents

I can write numerical expressions involving

whole number exponents.

+Flashback

+

Location of Exponent• An exponent is a little

number high and to the right of a regular or base number.

3 4Base

Exponent

+

Definition of Exponent• An exponent tells how many

times a number is multiplied by itself.

3 4Base

Exponent

+What an Exponent Represents• An exponent tells how many

times a number is multiplied by itself.

34= 3 x 3 x 3 x 3

+

How to read an Exponent• This exponent is read three to the fourth power.

3 4Base

Exponent

+

How to read an Exponent• This exponent is read three to the 2nd power or three squared.

3 2Base

Exponent

+

How to read an Exponent• This exponent is read three to the 3rd power or three cubed.

3 3Base

Exponent

+

Writing Exponential Expressions

2 x 2 x 2 = 23

Example 1

+

3 x 3 = 3 2

Writing Exponential Expressions

Example 2

+

5 x 5 x 5 x 5 = 54

Writing Exponential Expressions

Example 3

+

8 x 8 x 8 x 8 = 8 4

Writing Exponential Expressions

Example 4

+

7 x 7 x 7 x 7 x 7 =7 5

Writing Exponential Expressions

Example 5

+

9 x 9 = 9 2

Writing Exponential Expressions

Example 6

+

4x4x4x4x4x4 = 4 6

Writing Exponential Expressions

Example 7

+

12 x 12 x12= 12 3

Writing Exponential Expressions

Example 8

+

2x2x2x2x2x2x2 = 27

Writing Exponential Expressions

Example 9

+

Xxxx =

5

Writing Exponential Expressions

Example 10

Exit

Slip

+

I can evaluate numerical expressions involving whole

number exponents.

Evaluating

Exponential

Expressions

+Evaluating Exponential ExpressionsThere are only two steps

to Evaluating Exponential

Expressions!Step 1) Write the expression in

EXPANDED FROMStep 2) MULTIPLY out the expanded

form

+Quick Question??

What is EXPANDED

FORM??Remember yesterday when we were writing exponential expressions from

the following:

6 x 6 x 6 x 6 x 6 =

Expanded FormExponential Form

6 x 6 x 6 x 6 x 6 =

+Evaluating Exponential Expressions= 3 x 3 x 3 x 33

927

81

4

EXAMPLE 1

+Evaluate the following Exponential Expression:4 2

= 164 x 4 =

EXAMPLE 2

+

2 3= 8

Evaluate the following

Exponential Expression:

2 x 2 x 2=

EXAMPLE 3

+

3 2= 9

Evaluate the following

Exponential Expression:

3 x 3 =

EXAMPLE 4

+

53

= 125

Evaluate the following

Exponential Expression:

5 x 5 x 5 =

EXAMPLE 5

What do

you call

friends

who love

math??

1) Evaluate the following Exponential Expression:

63 T1296

L 36A 216M 18

2) Evaluate the following Exponential Expression:

92E 9W 18Z 729L 81

3) Evaluate the following Exponential Expression:

45 G1024

K 20F 16O 256

4) Evaluate the following Exponential Expression:

66P

279936

E4665

6M 7776S 36

5) Evaluate the following Exponential Expression:

83B 512H 24J 11Q 64

6) Evaluate the following Exponential Expression:

12

3C 1628V 144L 36R 1728

7) Evaluate the following Exponential Expression:

11

5E 55

R160051

0161051

A1464

1

7) Evaluate the following Exponential Expression:

22

2E 44

R1064

80 384S 484

What do

you call

friends

who love

math??ALGEBROS