unit 5 Flashcards
coefficient
a number that is multiplied by a variable(s)
complementary angles
two angles whose degree measures have a sum of 90
constant
a fixed value that does not appear with a variable(s)
equation
a mathematical statement composed of algebraic and/or numeric expressions set equal to each other
exponent
in the expression Xy,X is called the base Y is called exponent determines the number of times the base is multiplied by itself
expression
a mathematical phrase,with no equal sign or inequality symbol, that may contain a number(s),a variable(s),and/or an operators(s)
order of operations
the rules of which calculations are performed first when simplifying an expression
prime factorization
the processing of decomposing a composite number as a unique product of prime factors
rational numbers
the set of numbers that can be expressed as a fraction a?b where a and b are integers and b 0.the set of rational numbers in denoted by the symbol Q
solution set
a set of the variable(s) that satisfy the equation
supplementary angles
two angles whose degree measures have a sum of 180
variable
a letter or symbol that represents a number