**1.**Each value in a matrix also called an element 17**7.**A rectangular array of numbers 23**10.**-Value Function A function whose rule contains absolute- value expressions 1**14.**An equation that has no solutions 10**16.**angle An angle that measure greater than 0 and less then 90 3**17.**The point that divides a segment into two congruent segments 26**18.**A monomial or a sum or difference of monomials 33**20.**system of equations A system in which at least one of the equations is not linear 29**22.**set- A set with no elements 16**25.**A statement that two ratios are equal a/b=c/d 35**27.**An indicated root of a quantity 38**29.**of variation A measure that describe the spread of a data set 25**30.**sample A sample that does not fairly represent the population 4**31.**The closeness of a given measurement 2**33.**square A number whose positive square root is whole number 31**35.**The sum of all the values in a data set divided by that describes the center of a data set24**36.**A survey of an entire population 7

**1.**of a set- An item in a set 15**2.**model A quadratic function used to represent a set of data 37**3.**number A counting number 28**4.**A compound statement that uses the word or 13**5.**factor- The base 1+r in an exponential expression 19**6.**imaginary number See imaginary number 36**8.**A polynomial with two terms 5**9.**The discriminant of the quadratic equation ax^2+bx+c=0 is b^2-4ac 12**11.**events An event made up two or more simple events 9**12.**A member of the set of whole numbers and their opposites 20**13.**The distance around a circle 8**15.**set- A set with an unlimited, or infinite number of element 22**19.**Factor The base 1 - r in an exponential expression 11**21.**The expression under a radical sign 39**23.**The set of all possible input values of a relation or function 14**24.**A measure of the steepness of surfaces, expressed as percent 18**26.**of a hyperbola One of the two symmetrical parts of the hyperbola 6**28.**A possible result of a probability experiment 30**32.**shift A horizontal translation of a periodic function 32**34.**A comparison of two quantities by division 40