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Math X: Vocabulary Part 4
Terms in this set (32)
The relationship between two numbers; 4:3, 4/3, 4 to 3
the "nth" term
The answer to the "x" position in a number sequence. For example the 5th position in the sequence 2, 4, 6, 8, 10, 12.... is 10 since it is the 5th number in the sequence.
A number sequence that follows a given rule, for example: 2x = 2, 4, 6, 8...... the rule is which ever number in the sequence you are on, multiply it by 2.
a positive or negative whole number; a number that is not a fraction.
Measures the distance a number is away from 0. |-4| or |4| = 4.
Any number less than "0".
The level of the ocean's surface, used in reckoning the height of geographical features such as hills or the ocean floor. (20 feet below, -20 feet).
A value above "0", usually referred to an amount of money above 0. A profit!
≤ ; or a number that is the same as or below another number.
Less than or equal to
≥ ; or a number that is the same as or above another number.
Greater than or equal to
The small number to the right of the base that tells how many times the base is multiplied by itself.
The large number to the left of the exponent that is being repeatedly multiplied.
to round ; to estimate; or the symbol ~
Determining if a number is equal to, greater than, or less than another number.
A method of expressing numbers in terms of a decimal number between 1 and 10 multiplied by a power of 10. For example: 10,492 is written as 1.0492 × 10 to the 4th power.
The place value in a number that is one slot behind the decimal. Example: ".1"
The place value in a number that is two slots behind the decimal. Example: ".01"
The place value in a number that is three slots behind the decimal. Example: ".001"
A number that has exactly two factors - 1 and itself.
A number with more than two factors.
a series of numbers where each term after the first is found by multiplying the previous one by a fixed, non-zero number called the common ratio.
a series of numbers where each term after the first is found by adding the previous one by a fixed, non-zero number called the common difference.
An amount of something gained, to increase. Usually used in terms of money. The amount of Credit above "0."
An amount that has been taken away or decreased. Usually referred in terms of money.
An amount of money that is below zero.
A way of writing down very large or very small numbers easily, usually referring to the answer of a scientific notations number written out.
Approximately, roughly equal to, rounding.
The amount numbers in a sequence are changing by in an Arithmetic Sequence.
The amount numbers in a sequence are changing by in an Geometric Sequence.
The probability that one event occurs in no way affects the probability of the other event occurring. An example... Flipping a coin and rolling a number cube.
The probability that the outcome or occurrence of the first event affects the outcome or occurrence of the second event so that the probability is changed. An example.... drawing a Reese's from a candy jar filled with 10 different candy bars will effect the probability of drawing another Reese's candy bar.
Numbers which follow each other in order, without gaps, from smallest to largest. Example: 1, 2, 3, 4
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