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# Taniya keyterms

### chapter 1

Question | Answer |
---|---|

algebra | A mathematical language that uses symbols, usually letters stand for number that are unknown |

algebraic expression | a combinations of variables,numbers,and at least one operation |

area | The number of square units needed to cover the surface enclosed by a geometric figure |

base | is the number used as a factor |

composite number | A number greater than 1 with more than two factors |

cubed | The product in which a number is a factor three times. |

defining the variables | When you write a function rule that represents a real-world situation you first choose a variable to represent the variable |

equal sign | = |

equation | A mathematical sentence that contains an equal sign |

evaluate | To find the value of an algebraic expression by replacing variables with numerals |

exponent | In a power the number of times the base is used as a factor. |

factor | when two or more numbers are multiplied, each number is called a factor product |

formula | is an equation that shows a relationship among certain quantities |

function | is a relationship that assigns exactly one output value to one input value |

function rule | An expression that describe the relationship between each input and output |

function table | A table organizing the input,rule,and output of a function |

numerical expression | A combination of numbers and operations |

order of operations | The rules that tell which operation to perform first when more than one operation is used |

power | A number that can be expressed using an exponent. |

prime factorization | A composite number expressed as a product of prime numbers. |

solution | The value of a variable that makes an equation true. |

prime numbers | A whole numbers that has exactly two unique factors. |

solve | To replace a variable with a value that results in a true sentence |

squared | A number multiplied by itself; |

variable | A symbol, usually, a letter, used to represent a number. |

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