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Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write...
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Transcript of Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write...
![Page 1: Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write scientific notation in standard form. 3.Write standard.](https://reader033.fdocuments.in/reader033/viewer/2022051315/56649e6a5503460f94b6871a/html5/thumbnails/1.jpg)
Exponents and Scientific Notation5.15.1
1. Evaluate exponential forms with integer exponents.2. Write scientific notation in standard form.3. Write standard form numbers in scientific notation.
![Page 2: Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write scientific notation in standard form. 3.Write standard.](https://reader033.fdocuments.in/reader033/viewer/2022051315/56649e6a5503460f94b6871a/html5/thumbnails/2.jpg)
Objective 1
Evaluate exponential forms with integer exponents.
![Page 3: Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write scientific notation in standard form. 3.Write standard.](https://reader033.fdocuments.in/reader033/viewer/2022051315/56649e6a5503460f94b6871a/html5/thumbnails/3.jpg)
When an equation in one variable is solved the answer is a point on a line.
Identify the base, exponent and evaluate.Identify the base, exponent and evaluate.
Base:
Exponent:
Value:
52
42
32
42
Base:
Exponent:
Value:
Base:
Exponent:
Value:
Base:
Exponent:
Value:
2
5
32
-2
3
-8
-2
4
16
2
4
-16
![Page 4: Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write scientific notation in standard form. 3.Write standard.](https://reader033.fdocuments.in/reader033/viewer/2022051315/56649e6a5503460f94b6871a/html5/thumbnails/4.jpg)
Evaluate: – 32
a) 9
b) –6
c) 6
d) 9
![Page 5: Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write scientific notation in standard form. 3.Write standard.](https://reader033.fdocuments.in/reader033/viewer/2022051315/56649e6a5503460f94b6871a/html5/thumbnails/5.jpg)
Evaluate: – 32
a) 9
b) –6
c) 6
d) 9
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Evaluate:
a) -93
43253 2
b) 15
c) 105
d) None of the above
![Page 7: Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write scientific notation in standard form. 3.Write standard.](https://reader033.fdocuments.in/reader033/viewer/2022051315/56649e6a5503460f94b6871a/html5/thumbnails/7.jpg)
Evaluate:
a) -93
43253 2
b) 15
c) 105
d) None of the above
![Page 8: Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write scientific notation in standard form. 3.Write standard.](https://reader033.fdocuments.in/reader033/viewer/2022051315/56649e6a5503460f94b6871a/html5/thumbnails/8.jpg)
Evaluating Exponential Forms with Negative Bases
(negative number)even exponent = positive
(negative number)odd exponent = negative
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When an equation in one variable is solved the answer is a point on a line.
Evaluate.Evaluate.
3
52
2
53
125
8
259
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Raising a Quotient to a Power
If a and b are real numbers, where b 0 and n is a natural number, then
.
n n
n
a a
b b
![Page 11: Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write scientific notation in standard form. 3.Write standard.](https://reader033.fdocuments.in/reader033/viewer/2022051315/56649e6a5503460f94b6871a/html5/thumbnails/11.jpg)
0
1
2
3
4
3
33
93
273
813Observe the pattern….
1
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Zero as an Exponent
If a is a real number and then 0,a 0 1.a
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When an equation in one variable is solved the answer is a point on a line.
Evaluate:Evaluate:
05
05
05
0
251
1 1
– 1 1
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When an equation in one variable is solved the answer is a point on a line.
Evaluate:Evaluate:
06y
07
06y
00 43
61
– 1
1 – 1 = 0
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When an equation in one variable is solved the answer is a point on a line.
Evaluate:Evaluate:
020 268 yxw
033 Indeterminate
-6x2
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13
33
93
273
813
0
1
2
3
4
Observe the pattern….
33
22
11
3
1271
3
3
191
3
3
131
3
Negative exponents are POSITIONAL only!!!Negative exponents are POSITIONAL only!!!
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If a is a real number, where a 0 and n is a natural
number, then 1
. nn
aa
Exponents must be positive before you can evaluate!!!
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When an equation in one variable is solved the answer is a point on a line.
Simplify:Simplify:
32
34 x
23 x
35x
81
2
13 2
3
x
34
x
35x
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35x
35 x 31
5x
1
53x
35x
Negative exponents are POSITIONAL only!!!Negative exponents are POSITIONAL only!!!
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If a is a real number, where a 0 and n is a natural number, then
1. n
na
a
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When an equation in one variable is solved the answer is a point on a line.
Simplify:Simplify:
2
32
b
a
3233 yx
3
42
c
ba
km
h2
54
232
ba
2
34
a
cb
3
233
y
x
kh
m5
24
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23
x 23
1
x
231
x 2
91
x
91
2x
9
2x
2
3
x
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If a and b are real numbers, where a 0 and b 0
and n is a natural number, then
.
n na b
b a
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Slide 5- 24Copyright © 2011 Pearson Education, Inc.
Evaluate: – 2–6
a)
b)
c)
d) 64
12
1
64
1
64
5.1
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Slide 5- 25Copyright © 2011 Pearson Education, Inc.
Evaluate: – 2–6
a)
b)
c)
d) 64
12
1
64
1
64
5.1
![Page 26: Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write scientific notation in standard form. 3.Write standard.](https://reader033.fdocuments.in/reader033/viewer/2022051315/56649e6a5503460f94b6871a/html5/thumbnails/26.jpg)
Objective 2
Write scientific notation in standard form.
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Scientific notation: A number expressed in the form where a is a decimal number with and n is an integer.
10 ,na1 10 a
3
5
10452
10453
.
.
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Write 875,000 in scientific notation.
758. 510
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Write 0.0000000472 in scientific notation.
724. 810
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54.26 10
Write in standard form:
= 426,000
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Write in standard form:
43.87 10 = .000387
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Slide 5- 32Copyright © 2011 Pearson Education, Inc.
Write 13,030,000 in scientific notation.
a)
b)
c)
d)
41303 10
613.03 10
71.303 10
90.1303 10
5.1
![Page 33: Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write scientific notation in standard form. 3.Write standard.](https://reader033.fdocuments.in/reader033/viewer/2022051315/56649e6a5503460f94b6871a/html5/thumbnails/33.jpg)
Slide 5- 33Copyright © 2011 Pearson Education, Inc.
Write 13,030,000 in scientific notation.
a)
b)
c)
d)
41303 10
613.03 10
71.303 10
90.1303 10
5.1
![Page 34: Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write scientific notation in standard form. 3.Write standard.](https://reader033.fdocuments.in/reader033/viewer/2022051315/56649e6a5503460f94b6871a/html5/thumbnails/34.jpg)
Slide 5- 34Copyright © 2011 Pearson Education, Inc.
Write in standard notation.
a) 4,690,000
b) 4,690,000,000
c) 0.000000469
d) 0.00000469
64.69 10
5.1
![Page 35: Exponents and Scientific Notation 5.1 1.Evaluate exponential forms with integer exponents. 2.Write scientific notation in standard form. 3.Write standard.](https://reader033.fdocuments.in/reader033/viewer/2022051315/56649e6a5503460f94b6871a/html5/thumbnails/35.jpg)
Write in standard notation.
a) 4,690,000
b) 4,690,000,000
c) 0.000000469
d) 0.00000469
64.69 10
5.1