Chapter 1
Chapter 1 (p. 14)
Algebra 1 Flashcards
The absolute value of x is the distance
from zero to x on a number line,
denoted x .
3 3
3 3
absolute value
Chapter 1 (p. 33)
A member of the set of whole numbers
and their opposites.
integer
Chapter 1 (p. 34)
… 3, 2, 1, 0, 1, 2, 3, …
A real number that cannot be expressed
as the ratio of two integers.
2, , e
irrational number
Chapter 1 (p. 32)
perfect square
Copyright © by Holt, Rinehart and Winston.
All rights reserved.
A number whose positive square root is
a whole number.
36 is a perfect square because 36 6.
207
Holt Algebra 1
Chapter 1
Chapter 1 (p. 33)
Algebra 1 Flashcards
A number that can be written in the
a , where a and b are integers and
form __
b
b 0.
rational number
Chapter 1 (p. 14)
2, 0
3, 1.75, 0.3, __
3
A rational or irrational number. Every
point on the number line represents a
real number.
,i>Ê ՓLiÀÃ
real number
2ATIONAL.UMBERSύ
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Ü
)NTEGERSϖ
)RRATIONAL.UMBERS
???
.ATURAL.UMBERSϊ
û
Number
Reciprocal
2
1
__
1
1
-1
-1
0
No reciprocal
2
The set of natural numbers and zero.
whole number
Copyright © by Holt, Rinehart and Winston.
All rights reserved.
E
??
For a real number a 0, the reciprocal
1 . The product of reciprocals is 1.
of a is __
a
reciprocal
Chapter 1 (p. 33)
Ȗ
е
е
е
Ȗ
Chapter 1 (p. 21)
е
е
Ȗ
7HOLE.UMBERSϓ
0, 1, 2, 3, 4, 5, …
208
Holt Algebra 1