1. Team Teachers: Guadalupe Armas & K. Irene Gaskey
Negative Exponents
Team Teachers:
Guadalupe Armas
&
K. Irene Gaskey

2. Summary And Key Terms In this lesson you will
Simplify expressions with negative exponents
Key Term
Negative Exponent- A negative exponent of a number equals to the reciprocal of positive exponent of the number.

3. Opposites
102 = 100
10-2 = 1/100

4. Basically... You still raise the # to the power.
The negative just makes it 1 over the #.
Ex = 1/400

5. Let's Practice pg. 307-308 Power Exponent Value 103 3 1000 102 101 100
1/10
1/100 -3

6. Let's Practice (cont.) Power Exponent Value x3 x * x * x 2 x -1 1/x2-1
1/x2
x-3

7. Let's Practice (cont.)
Power
Exponent
Value 23 4 2 -1
1/4
2-3