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# Beat the Computer! - PowerPoint PPT Presentation

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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Presentation Transcript

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

or

Chris Giovanello, LBUSD Math Curriculum Office, 2004

the opposite of a is -a

Opposites:

4, -4 -5.6, 5.6 0,0

Chris Giovanello, LBUSD Math Curriculum Office, 2004

or

multiplicative inverse

Chris Giovanello, LBUSD Math Curriculum Office, 2004

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

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

Chris Giovanello, LBUSD Math Curriculum Office, 2004

a number that makes the equation true

Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004

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

If x  0, then x = x.

If x  0, then x = -x.

Chris Giovanello, LBUSD Math Curriculum Office, 2004

Chris Giovanello, LBUSD Math Curriculum Office, 2004

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

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