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Mathematical notation

relation and functions notes

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Section 2-1: Relations and Functions Goal: Write the domain and range of afunction in interval notation, inequalities, and set notation. ? Domain (Independent variable, InputvaIue,x)? ?- Of 4) OO't t '? x: (iI)(3)(5 ? Range (dependent variable, output value, y)? ?* oj,,l L4- 00r7J1 4i V' x: (t, I) (3,)?, ) ? Set Notation? ?TE 4 f - s c coIIeq, o ,ftM~, ? Relation? k 4 &QA "V ? Vertical Line Test? Function- L i\ ecA'l xqvf &9rn-M (c) I Cam t- Ivt t ac, Cs). - \ MOM 4\PdY\OVU- *j t it on Me. I \uI I k t yt -rwt c, Onto Function? ea (L44Ul1 or k-nfn nc DomBIt arre i__i__ YZWiclfl ecWcpwi _iIiJ ? flJMM Li. -- Continuous Relation? ?'-.-- k efrvrj l0 wt ?.+ick st t v - ? One-to-One Function? ? tflqt iii o(vlav f1.c$

Note Taking Guide 1.6

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1.06 Translations Essential Questions After completing this lesson, you will be able to answer these questions: How can translations help me understand how to represent verbal phrases as algebraic expressions? What are the key words and phrases that indicate certain operations? Main Idea (page #) DEFINITION OR SUMMARY EXAMPLE Translation (Pg. 2) English to Algebra Addition Terms ? ___________ Subtraction Terms ? l__________ Multiplication Terms ? ___________ Division Terms ? ___________ EX: 4 times the difference of n and 8 ___________ EX: The area of a triangle is found by taking half of the product of the base times the height ___________ EX: x more than 5 ___________ EX: 9 subtracted from x ___________ EX: 25% of x ___________

Note Taking Guide 1.1

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Numerical Operations Essential Questions After completing this lesson, you will be able to answer the following questions: How are expressions rewritten in simplified form based on the mathematical operations in the expression? What is the correct order for performing mathematical operations in simplifying expressions? Main Idea (page #) DEFINITION OR SUMMARY EXAMPLE Real Numbers(P.1) Natural Number: _______________ integers ____________ Numbers: A member of the set of positive integers or zero Integers: A number that can be written without a fraction or _______________ Rational Numbers: Can include positive/negative fractions and decimals. Irrational Number: Any real number that can not be expressed as a ratio. Adding and Subtracting Integers(P.2)

Implicit Differentiation Simplified

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y + xy = 7x Implicit differentiation? (dy/dx) + (x(dy/dx)+ y(1)) = 7(1) (dy/dx)(x + 1) = 7 - y (dy/dx) = (7 - y) / (x + 1) Easy?

Add+Subtract Rational Expressions

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Homework ???????????????Grade?8 Name:?___________________________________________ Date:?__________ The?LCM?of?two?rational?algebraic?expressions?is?often?used?to?add?or?subtract?the?two? expressions.?The?method?used?is?to?identify?all?common?factors?in?the?denominator?of? the?expressions,?and?multiply?the?numerators?by?the?uncommon?factors?(exactly?like?you? would?for?non?algebraic?fractions).? Add?or?subtract?the?following?expressions,?by?first?finding?the?LCD. 1. ????a???+????????a?+?x??????+???ax????? ???????????x???a?????x2?+?ax?+?a2??????x3???a3 2. ??1?????+??????5?????+???? ??x? ??????? ?? ???????????x?+?1????4x?+?4????x2???1 ?? 3. ????1?????+?????2x??????+???3x????+????x??????? ??????????3x???3??????(x???1)2???x?+?1?????(x?+?1)2?

Calculator Help Directory

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Are you on of those people who constantly forgets calculator button meanings... I know I am T_T.... It's sooo lame.... Se here's some help. I'll try to make this a directory of every calculator related thing. Just hit control F or scroll down to find what you are looking for. I'll try to keep it updated =) ____________________________________________________________________ Modes = Press mode then relevant number depending on what operating mode you wish to use(stats mode is usually one of the options) Or Press Stat button on calculator to operate the calculator in statistics mode Off = Turns off the calculator in any functional mode ON = Swithces on the calculator C = cancel all input into the calculator CE = cancel last entry into calculator
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