Algebra 222 week 5 Quiz CLOSE WINDOW Week 5: Functions‚ Date Submitted: 11/03/2014 (Started On: 11/02/2014) 1. Inverse functions: Problem type 1 The one-to-one functions g and h are defined as follows. =g−4‚ 8‚ −2‚ 4‚ −1‚ 9‚ −9‚ 4 =hx−3x4 Find the following. g−19 = h−1x = ∘h−1h−1 = You answered: g−19 = 0 h−1x = 1 ∘h−1h−1 = −1 Your answer is incorrect. The correct answer is: g−19 = −1 h−1x = +x43 ∘h−1h−1 = −1 2. Domain and range from ordered pairs Suppose
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1314-MJ1E3 -V1 Level J Algebra First Two Weeks Sample Questions Exam 1. Solve‚ x ( x + 9 ) = 0. Reference: Algebra 1‚ Part 2‚ Chapter 8.7‚ Activity (1a)‚ Page 78 Solution: x = 0 or x = −9 2. Factor‚ x 2 + 5 x + 2 xy + 10 y. . Reference: Algebra 1‚ Part 2‚ Chapter 8.6.1 Activity 1 #(d)‚ Page 73 Solution: x 2 + 5 x + 2 xy + 10 y = x( x + 5) + 2 y ( x + 5) = ( x + 5)( x + 2 y ) 3. Factor‚ a 2 + 4 a − 32. Reference: Algebra 1 Part 2‚ Chapter 8.4.3‚ Activity (a)‚ Page 61
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and specifically Algebra‚ is used every day in people’s lives. Explain why you agree or disagree with that statement and provide examples to justify your stance. Include a useful example with numbers to support your claims. Yes‚ I do agree we use math and sometimes algebra everyday. For example‚ math which we use for the grocery store‚ shopping‚ paying bills‚ purchasing items and taxes. As a matter of fact whenever you have to buy‚ sell‚ or trade you’re using math or algebra in some kind of way
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Our world revolves around numbers. When most people think of the term mathematics or the word “algebra”‚ they do not get excited. Most people tend to say “I hate math!” or “when are we ever going to use it in our lives.” The fact is that algebra will be used in our lives whether we know it or not. Math is seen everywhere in life; whether it is in science or nature or even architecture‚ it is always present. Math is necessary for even the most basic life functions. One needs math to buy groceries
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College Algebra Project Saving for the Future In this project you will investigate compound interest‚ specifically how it applies to the typical retirement plan. For instance‚ many retirement plans deduct a set amount out of an employee’s paycheck. Thus‚ each year you would invest an additional amount on top of all previous investments including all previously earned interest. If you invest P dollars every year for t years in an account with an interest rate of r (expressed as a decimal) compounded
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Academy 9th Grade Regents Prep 9th Grade Algebra 1 (Common Core) Regents WEDNESDAY‚ JUNE 17TH‚ 2015 3 hours; Graphing Calculator Required Question Type Number of Questions Credits for Section Multiple Choice (2 credits each) 24 48 2-Credit Open Ended 8 16 4-Credit Open Ended 4 16 6-Credit Open Ended 1 6 (Goal: To get at least 70/86 credits which is approximately 80%) Total Questions: 37 Total Credits: 86 Directions for Common Core Algebra I Regents Prep: 1. Each week you will be assigned
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Revision Exam-style Questions For Studies Exam 1. (a) Express f (x) = x2 – 6x + 14 in the form f (x) = (x – h)2 + k‚ where h and k are to be determined. (b) Hence‚ or otherwise‚ write down the coordinates of the vertex of the parabola with equation y – x2 – 6x + 14. (Total 4 marks) 2. The diagram shows the graph of the function y = ax2 + bx + c. Complete the table below to show whether each expression is positive‚ negative or zero. Expression|positive|negative|zero| a|||| c|||| b2 – 4ac||||
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Foreign language 201 (3) _____ Foreign language 202 (3) _____ Phys/Bio Science w/o lab (3) _____ Fine Arts (3) _____ History (3) _____ History (3) _____ Humanities (3) _____ Elective (3) _____ Elective (1) _____ Elective (1) _____ Freshman Year – Developmental Students Fall Semester (15) Spring Semester (15) Summer (9) *DS 99 (Intermed Algebra) (3) Mathematics (3) Mathematics (3) *DS 97 (Intermed Reading) (3) Social Science (3) Social Science (3) *DS 98
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eradicated and corrected when pupils are learning and that they use procedures and algorithms correctly to obtain the right answer. In this report I am going to focus on the basic errors and misconceptions made by pupils studying algebra‚ specifically within key stage 3. Algebra is the generalisation of arithmetic‚ containing a wealth of symbolic notation‚ in which students have not previously met. It is not surprising that students find the basic concepts hard to grasp‚ resulting in many errors and misconceptions
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awesome‚ and of course I have made a ton of new friends because I am outgoing (like I’ve always been)‚ but I have also stayed very close friends with all of my corpus friends. One thing I thought I would never say has come true….. I miss pre alg!!!!! Algebra is honestly the hardest class ever I can’t win and I also hate my teacher but I just do not understand who is going to ever use “FOIL” and “substitution” which those aren’t even hard but I still strongly dislike math‚ but I’m doing fine in that class
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