Beat the Computer!

1
Beat the Computer!
Intermediate Algebra Vocabulary for
Unit 1
2

• Directions
• A slide will appear with a term
• Say the definition aloud before the computer can
  answer (5 sec.)
• You will hear a sound when the slide changes

3
opposite or additive inverse
4
opposite
the opposite of a is -a
Opposites 4, -4 -5.6, 5.6 0,0
5
reciprocal or multiplicative inverse
6
reciprocal
the reciprocal of a is
Reciprocals 4, -5.6, 0,none
7
absolute value of a real number
8
absolute value
the distance from zero on the number line
4
2
-12 -11 -10 -9 -8 -7 -6 -5
-4 -3 -2 -1 0 1 2 3
4 5 6 7 8 9 10 11 12
9
solution of an equation
10
solution of an equation
a number that makes the equation true
11
compound inequality
12
compound inequality
a pair of inequalities joined by and or or
13
absolute value of a number x
14
absolute value
If x ? 0, then ?x? x. If x ? 0, then ?x? -x.
15
extraneous solution
16
extraneous solution
a solution of an equation derived from an
original equation that is not a solution of the
original equation
17
tolerance
18
tolerance specifies allowable ranges in
measurements
one half the difference between the maximum and
minimum values