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Algerba > Chapter 2 Vocab > Flashcards

Chapter 2 Vocab Flashcards

1
Q

Multi step equations

A

Equation requires more than one step to solve

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2
Q

Means

A

Are the middle terms of the portion

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3
Q

Number theory

A

Study of numbers and the relationship between them

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4
Q

Percent of change

A

The ratio of the change in an amount to the original amount expressed as a percent

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5
Q

Percent of decrease

A

A new number is less than the original number

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6
Q

Percent of increase

A

New number is greater than the original number

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7
Q

Proportion

A

Equation starting two ratios are equal

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8
Q

Ratio

A

Comparison of two numbers by division

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9
Q

Rate

A

Ratio of two measurements having different units of measurement

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10
Q

Unit rate

A

A rate that tells how many of one item is being compared to one of other items

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11
Q

Scale

A

A rate thats used to make a model

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12
Q

Scale model

A

Two large or too small to be convenient at actual size

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13
Q

Weighted average

A

M of a set of data is found by multiplying each data value by its weight then finding the mean of the new data set

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14
Q

Unit analysis

A

Process of caring units to a computation

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15
Q

Solve an equation

A

Means to find the value of the variable that makes a equation true

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16
Q

Literal equations

A

And equation that solve several variables

17
Q

Identity

A

Equations are true for all values of the variable

18
Q

Formula

A

A rule for the relationship between certain quantities

19
Q

Extremes

A

They are the first and last terms of the proportion

20
Q

Equivalent equations

A

Have the same solution

21
Q

Dimensional analysis

A

Is the process of caring units through a computation

22
Q

Consecutive integers

A

Integers and counting order such as 4,5, and 6 or n+n+1, and n+2

Algerba (2 decks)

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