i-can

Page XX of your INB

simplify

NO CALCULATORS!Write down the problem and what you think the answer is. ALSO, rate your confidence level 1-5, 5 is the most confident.

(−4,812) 0  = 

2−2 𝑧− 4

𝑦−5

2 -3  = 

ITEMS of BUSINESS

• Rework is due today.

• Test retakes must be done by Monday March 9th.

13.1 B Zero and negative exponents

HOMEWORK

REVIEW

HOMEWORK PROBLEMS

HOMEWORK PROBLEMS

HOMEWORK PROBLEMS

Have your homework out on your desk.

RE- Try this CHALLENGE question:

Simplify. Evaluate.

-34(cb)3

32cb2

-3•3•3•3(cb)(cb)(cb) = -9c2b 3•3cbb

Get into your 4-Square Groups

i-can

Page xx of your INB

simplify

2−2 𝑧− 4

𝑦−5

Notes:

Describe the pattern.

2

1 2 4 8 16

x 2x 2

x 2

x 2

2x2 2x2x2 2x2x2x2

21 22 23 24

x2÷2

20

Describe the pattern.

2

1 2 4 8 16

x 2÷ 2

2x2 2x2x2 2x2x2x2

21 22 23 2420

x2÷2

÷ 2÷ 2

𝟏𝟐

𝟏𝟒

𝟏𝟖

÷2÷2÷2

÷2÷2÷2

121

122

123

2-22-3 2-1

x 2x 2

x 2x 2

÷ 2

Question?

If 2x2x2

What is 2-3?

is repeated multiplication

Repeated division?

23

2÷2÷2

…and aren’t fractions just division?

So 2-3 = 1 = 1 23 8

Write this down.

m-a =

m-a

m0=ZERO EXPONENTS

NEGATIVE EXPONENTS

1 =

Use your communicators!

Rewrite with a positive exponent

2-3 =

b-3 =

(2b)-3 =

8-5 =

-5•8-5=

4-3•m =

Use your communicators!

Rewrite with a positive exponent. Then EVALUATE.

2-3 =

5-2 = =

=

4-3 = =

8-2 = =

3•8-2 = =

4-3•m = =

Now what do you think?

m-a =

m-a

m0=ZERO EXPONENTS

NEGATIVE EXPONENTS

1 =

(−4,812) 0  = 

2 -3  = 

1 1

=

HOMEWORK PROBLEMS

Write this down.

m-a =

m-a

m0=ZERO EXPONENTS

NEGATIVE EXPONENTS

1 =

HOMEWORK PROBLEMS

i-can simplify

Homework #48

2−2 𝑧− 4

𝑦−5

Worksheet13.2

Zero &Negative

Exponents