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+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
