Understanding Exponents

34

34

3 x 3 x 3 x 3

81

Multiply 3x3x3x3 = 81

31 33

34

32

How would you write this problem using exponents?1. 2 • 2 • 2 • 2 • 2 • 2 • 2 =2. (-3)(-3) (-3)(-3) =

3. a • a • a • a • a • a • a • a =4. a • m • m • a • m  • a • a =5. p • 2 • r • r • r  • p • 2 =

How would you write this problem using exponents?1. 2 • 2 • 2 • 2 • 2 • 2 • 2 =2. (-3)(-3) (-3)(-3) =

3. a • a • a • a • a • a • a • a =4. a • m • m • a • m  • a • a =5. p • 2 • r • r • r  • p • 2 =

27

(-3)4

a8

a4 m3

22 p2 r3

1. 4( 3 + 2)2 =

2. 2 • 52 + 4 • (-3)=3.2x3 + 4y (for x = -2 ; y = 3)

4. 3(a)2 + 6 (for a = 5)5. -a4 (for a = 2)6. (-a)4 (for a = 2)

1. 4( 3 + 2)2 =

2. 2 • 52 + 4 • (-3)=3.2x3 + 4y (x = -2 ; y = 3)

4. 3(a)2 + 6 ( a = 5)5. -a4 (a = 2)

6. (-a)4 (a = 2)

4(5)2 4(5•5) 4(25) =100

-62

192

81

-16

16