Lesson 1-2 Powers And Exponents Math Worksheet Page 4
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1
2
3
43:39
P
.
M
.
7 wins
7 wins
8
2
= 64 and 4
3
= 64
8
2
= 64 and 4
3
= 64
1,000; 1,000 cannot be expressed as a square: 11
2
= 121, 19
2
= 361, 24
2
= 576
1,000; 1,000 cannot be expressed as a square: 11
2
= 121, 19
2
= 361, 24
2
= 576
43. Sample answer:
The pattern is that
each successive
term is
1
_
2
of the
previous one, so
2
0
= 1 and
2
-1
=
1
_
2
.
43. Sample answer:
The pattern is that
each successive
term is
1
_
2
of the
previous one, so
2
0
= 1 and
2
-1
=
1
_
2
.
H.O.T.
Problems
CHALLENGE
Write two different powers that have the same value.
41.
Which One Doesn’t Belong?
Identify the number that does not belong with
42.
the other three. Explain your reasoning.
121
361
576
1,000
Analyze the number pattern
MATH
43.
4
2
16
shown at the right. Then write a convincing
3
2
8
0
argument as to the value of 2
. Based on your
2
2
4
argument, what do you think will be the
1
2
2
-1
value of 2
?
0
2
?
3
? A
Which model represents 6
44.
A
C
6
12
B
D
FOOTBALL
The graph shows the number
45.
Pittsburgh Steelers Wins
16
of wins the Pittsburgh Steelers had from
14
2003–2006. How many more wins did the
12
10
Steelers have in 2004 than 2006?
(Lesson 1-1)
8
6
COOKING
4
Ms. Jackson is serving fried turkey
46.
2
at 5:00 p.m. The 12-pound turkey has to cook
0
2003
2004
2005
2006
3 minutes for every pound, and then cool for
Year
at least 45 minutes. What is the latest time she
Source: National Football League
can start frying?
(Lesson 1-1)
PREREQUISITE SKILL
Multiply.
2 · 2 4
3 · 3 9
5 · 5 25
7 · 7 49
47.
48.
49.
50.
33
Lesson 1-2 Powers and Exponents
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