Texas Mathematics Standards

Standard 1 Number Concepts Number Concepts The mathematics teacher understands and uses numbers, number systems and their structure, operations and algorithms, quantitative reasoning, and technology appropriate to teach the statewide curriculum in order to prepare students to use mathematics. Standard 2 Patterns and Algebra Patterns and Algebra The mathematics teacher understands and uses patterns, relations, […]

Larson Algebra 2 Common Core, Chapter 2 Vocab.

Scientific Notation A method of writing or displaying numbers in terms of a decimal number between 1 and 10 multiplied by a power of 10. polynomial A mathematical expression that is the sum of a number of terms polynomial function a function whose rule is a polynomial leading coefficient The coefficient of the term with […]

Larson Algebra 2 Honors Ch 1 Vocab

Quadratic function A function that can be written in the form f(x) = ax^2+bx+c, where a,b,and c are real numbers and a ≠ 0 Parabola the graph of a quadratic function Vertex form of a quadratic function y = a(x-h)^2 + k Intercept form of a quadratic function y = a(x-p)(x-q) Maximum Value the y-coordinate […]

The Practice of Statistics- Chapter 4

Anonymity When the names of individuals participating in a study are not known even to the director of the study. Bias The design of a statistical study shows bias if it systematically favors certain outcomes Block A group of experimental units that are known before the experiment to be similar in some way that is […]

Teaching Textbook Geometry Definitions

collinear points are points that lie on the same line noncollinear points are points that do not lie on the same line two points determine a unique straight line (postulate 1) Three noncollinear points determine a unique plane (postulate 2) a line segment is A PART OF A LINE CONSISTING OF TWO POINTS, CALLED END […]

Springboard Mathematics Course 2 Terms

absolute value the distance of a number from zero on a number line; distance or this is always positive; for example the answer for 6 and -6 are both 6 adjacent angles angles that have a common side, but no common interior algebraic expression a mathematical phrase that contains one or more numbers, one or […]

Algebra 2

What is an equation for a direct variation whose graph passes through the point (-5, 3)? y=-3/5x Which line, having the given slope and passing through the given point, represents a direct variation? m= 2/3 ; (9, 6) The length of an object’s shadow varies directly with its height. If a can that is 13 […]

Algebra 2b

What are the domain and range of mc016-1.jpg? domain: x > 0; range: all real numbers Which is the graph of a logarithmic function? a                                                              […]

Social Statistics for a Diverse Society Chapter 5 Terms

Index of Qualitative Variation A measure of variability for normal variables The IQV is a single number that expresses the diversity of a distribution The IQV ranges from 0 to 1 An IQV of 0 would indicate that the distribution has NO diversity at all An IQV of 1 would indicate that the distribution is […]

Chapter 1 Social Statistics

Statistics a set of procedures used by social scientists to organize, summarize and communicate information Data information represented by numbers, which can be the subject of statistical analysis Research Process a set of activities in which social scientists engage to answer questions, examine ideas, or test theories. Empirical Research Research based on evidence that can […]

AP Statistics Chapter 13- Experiments and Observational Studies

observational study a study based on data in which no manipulation of factors has been employed retrospective study an observational study in which subjects are selected and then their previous conditions or behaviors are determined. Retrospective studies need not be based on random samples and they usually focus on estimating differences between groups or associations […]

Math 101 (college algebra)

ALIBATA 3 patinig (a, e/i, o/u); 14 katinig =17 Alpabetong Romano/ Abecedario Ang pinalit ng kastila ABAKADA Lope K. Santos; 5 patinig +15 katinig= 20 letra Lope K. Santos Ama ng Barirala 1976 Dagdag na 11 letra 1987 (Alpabetong Filipino) 5 patinig + 23 katinig = 28 letra >kautusan pangkagawaran >Blg. 81 2001 Revisyon ng […]

IBS Exercise 10 Q 1:What percentage of the females had scores at and below 27-28 6.1 IBS Exercise 10 Q 2:(Refer to table #3 ) What percentage of the males had scores at and below 27-28? 11.2 IBS Exercise 10 Q 4:(Refer to table #3 ) Based on the total sample, what is the percentile […]

WGU College Algebra (In Progress – based on homework)

(1a1) Types of numbers: Natural, Whole, Integers, Rational, Irrational, real (1a2) Add Fractions 1) Convert to common denominator 2) Add the numerators 3) Reduce the fraction (1a3) Find opposite of a fraction 1) Switch numerator and denominator 2) Change sign (1a4) Subtract two negative numbers -1 -2 = -3 (1a5) Subtract 1 – (-2) 1 […]

Math 1351 Fundamentals of Mathematics II (North Lake College) Midterm Formulas Ch. 9-12

Probability (theoretical probability) of an event The likelihood that an event will happen. The number of ways that a given event can occur divided by the total number of outcomes from a sample space of equally likely outcomes. P( A) = n(A)/n(S) Experimental (empirical) probability An estimate of probability that the event happens, based on […]

Elementary Statistics College Math

Measure of Center is a value at the center or middle of a data set Arithmetic \”Mean\” a set of data is the measure of center found by adding the data values and dividing the total by the number of data values Median a data set is the measure of center that is the middle […]

Geometry for College Students

Let P,Q, and R be the points of tangency of the incircle of ∆ABC with sides BC, CA, and AB, respectively. Then lines AP, BQ, and CR: are concurrent. Gergonne point Point of congruency of lines AP, BQ, and CR, where P,Q, and R are the points of tangency of the incircle of ∆ABC. Ceva’s […]

word problems: college algebra

find a number that is 56 less than its square -7, 8 find two consecutive odd integers the sum of whose squares is 130 -9,-7 ,9 or 7 two ships leave port, one sailing east and the other south, some time later they are leaving 17 mi apart, with the eastbound ship 7 mi farther […]

CLEP College Mathematics – Mathematical Logic and Set Theory

Logic – Critical thinking skill. Open and Closed Sentences – Open: Sentence with variable. ex:) x+2=8, It is my favorite color. – Closed: Sentence without a variable. ex:) 6+2=8, The grass is green. Open Sentences – Open: Sentence with variable. ex:) x+2=8, It is my favorite color. Closed Sentences – Closed: Sentence without a variable. […]

College Algebra 3

Factoring The process of writing a number or exponent as a product. Factorization Any combination of factors multiplied together resulting in the product Factors Any set of the numbers or expressions that form a product Prime factorization The unique factorization of a natural number written as a product of primes Greatest common factor GCF Product […]