# Beat the Computer! - PowerPoint PPT Presentation

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Beat the Computer!. Intermediate Algebra Vocabulary for Unit 1. 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. opposite or additive inverse. opposite.

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Beat the Computer!

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Beat the Computer!

Intermediate Algebra

Vocabulary for Unit 1

Chris Giovanello, LBUSD Math Curriculum Office, 2004

• Directions:

• A slide will appear with a term

• Say the definition aloudbefore thecomputer can answer (5 sec.)

• You will hear a sound when the slide changes

Chris Giovanello, LBUSD Math Curriculum Office, 2004

opposite

or

Chris Giovanello, LBUSD Math Curriculum Office, 2004

### opposite

the opposite of a is -a

Opposites:

4, -4-5.6, 5.60,0

Chris Giovanello, LBUSD Math Curriculum Office, 2004

reciprocal

or

multiplicative inverse

Chris Giovanello, LBUSD Math Curriculum Office, 2004

### reciprocal

the reciprocal of a is

Reciprocals:

4, -5.6, 0,none

Chris Giovanello, LBUSD Math Curriculum Office, 2004

absolute value of a real number

Chris Giovanello, LBUSD Math Curriculum Office, 2004

### 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

Chris Giovanello, LBUSD Math Curriculum Office, 2004

solution of an equation

Chris Giovanello, LBUSD Math Curriculum Office, 2004

### solution of an equation

a number that makes the equation true

Chris Giovanello, LBUSD Math Curriculum Office, 2004

compound inequality

Chris Giovanello, LBUSD Math Curriculum Office, 2004

### compound inequality

a pair of inequalities joined by “and” or “or”

Chris Giovanello, LBUSD Math Curriculum Office, 2004

absolute value of a number x

Chris Giovanello, LBUSD Math Curriculum Office, 2004

### absolute value

If x  0, then x = x.

If x  0, then x = -x.

Chris Giovanello, LBUSD Math Curriculum Office, 2004

extraneous solution

Chris Giovanello, LBUSD Math Curriculum Office, 2004

### extraneous solution

a solution of an equation derived from an original equation that is not a solution of the original equation

Chris Giovanello, LBUSD Math Curriculum Office, 2004

tolerance

Chris Giovanello, LBUSD Math Curriculum Office, 2004

### tolerance specifies allowable ranges in measurements

one half the difference between the maximum and minimum values

Chris Giovanello, LBUSD Math Curriculum Office, 2004