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Math algebra 1 quiz
vocab for math quiz
| Question | Answer |
|---|---|
| What is a variable? | a letter used to represent a number |
| What is an expression? | an expression consists of numbers, variables, and operations. DO NOT HAVE AN EQUAL SIGN |
| What is and algebraic expression? | an expression that includes at least one variable |
| What is a power? | an expression that represents repeated multiplication of the same factor |
| What is a base? | the number used in the repeated multiplication |
| What is an exponent? | represents the number of times the base is used as a factor |
| What is a rate? | a fraction that compares two quantities that are measured in different units |
| <_ less than or equal to _> greater than or equal to | at most, more than at least, no less than |
| What is a function? | a rule that establishes a relationship between two quantities, called the output and the input |
| What is a matrix? | a rectangular arrangement of numbers in rows and columns. Dimensions written as (M) rows - (N) columns | |
| What is an element? | each number in a matrix also called an entry |
| What are terms? | parts of an expression that are added together. (ex. -7, 13x, 2x, 8) |
| What is a coefficient? | The # part of a term with a variable part. (ex. -7x.............. coeff. = -7 |
| What is a constant term? | a term that has a number but no variable part. (ex. 7, 6, 9) |
| What are like terms? | terms that have the same variable parts (ex. 7x, -42x, 6x) |
| What are reciprocals? | two nonzero numbers whose product is one (ex. 3/5 ~ 5/3) |
| What is multiplicative inverse? | the reciprocal of an inverse |
| What is a radicand? | the number or expression inside the radical symbol |
| What are irrational numbers? | a number that can't be written as the quotient of two integers |
Created by:
maxon003
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