Precalculus— 1-75 Practice Test MIXED REVIEW 1. Find the allowable values for each expression. Write your response in interval notation. 10 Ϫ5 a. b. 3x ϩ 4 1x Ϫ 8 2. Perform the operations indicated. a. 1Ϫ18 ϩ 1Ϫ50 b. 11 Ϫ 2i2 2 3i c. d. 12 ϩ i132 12 Ϫ i132 1ϩi 3. Solve each equation or inequality. a. Ϫ2x3 ϩ 4x2 ϭ 50x Ϫ 100 b. Ϫ3x4 Ϫ 375x ϭ 0 c. Ϫ2Ϳ3x ϩ 1Ϳ ϭ Ϫ12 4 x d. Ϫ3 ` Ϫ 5 ` Յ Ϫ12 e. v3 ϭ 81 3 1 f. Ϫ21x ϩ 12 4 ϭ Ϫ6 Solve for the variable indicated. 2 1
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Leadership Education Worksheet Radical Equations Worksheet 2 The purpose of this worksheet is to help you organize your thinking as you reflect on the assignment and prepare for class discussion. Address each of the items below and submit your worksheet electronically to the instructor prior to the class period the assignment is due. Bring a paper copy with you to class. Assignment: Read Part 2 of Radical Equations: Civil Rights from Mississippi to the Algebra Project Each student
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Does technology corrupt society? (By: Gordon Turtle) Does technology corrupt society? That’s a commonly asked question. If you think about it‚ technology helps society more then it harms it. A lot of schools disallow the use of cell phones or laptops unless they are used for school it-self. How would students communicate without them? Through the one hour to an hour and forty five minutes of lunch? What about technology used for medical purposes. Also‚ technology used for electronics such as
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Questions: 1] Which of the following is irrational: [Marks:1] A. B. C. D. 2] Find the value of p such that (x -1) is the factor of the polynomial x3+10x2+ px . [Marks:1] A. p = 7 B. p = -7 C. p = 11 D. p = -11 3] Find remainder when is divided by [Marks:1] A. -1 B. 1 C. 2 D. Zero 4] What are the two factors of quadratic polynomial ? [Marks:1] A. (x+8) and (x-8) B. (x+16) and (x-4) C. (x-16) and (x-64) D. (x-8) and (x-8) 5] Given
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moods‚ attitudes‚ and a sense of what is and is not important. Mass media makes possible the concept of celebrity: without the ability of movies‚ magazines‚ and news media to reach across thousands of miles‚ people could not become famous. What role does mass media play? Legislatures‚ media executives‚ local school officials‚ and sociologists have all debated this controversial question. While opinions vary as to the extent and type of influence the mass media wields‚ all sides agree that mass media
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Flashbulb Memory Flashbulb memory is a thought to involve the recall of very specific details or images surrounding a significant rare or vivid event. It can be a long-lasting memory that can be personal of a shocking event. People can remember almost perceptual clarity details of a context in which they heard about it on the news‚ such as what they was doing‚ with whom they were with and where they were. An example is ten years ago was the worst day for an American people when two plans hit the
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Macomber” by Ernest Hemingway‚ a rich man with his wife on an African safari shows himself a coward when he runs from a wounded lion‚ to the disgust of both his safari guide‚ Robert Wilson and his wife. Hemingway uses imagery‚ representation and the narrative voice to reveal the importance of demands placed by heteronormative masculinity. Hemingway contrasts physical descriptions‚ weapons used and character perspectives to establish the identity of a masculine man. First‚ Hemingway‚ early in the
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What Makes a Man‚ A Man? There comes a time in a boy’s life when he starts pondering the thoughts of what it takes to be a man. Some boys believe they are not a man unless they have reached a point of maturity and mental intelligence. Some boys only want to be a kid their entire lives. For others‚ being a man requires ownership of certain objects. These objects can range from money‚ to cars‚ and to even owning a gun. Author Richard Wright wrote a short story concerning this subject titled
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and Affectless Man‚ Living In a Mechanical Society In today’s society the value of one’s being has been abused. No longer do we foster the idea of nurturing our young‚ rather society has become detached from showing and sharing emotion. Becoming a society focused on technology‚ people have become merely objects of a mechanical society. Technology has reached an era of denaturing human nature; technology has made society lazy by making everything substitutable by inventions. Society has begun to
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In many ways our society demands that we conform to the “norm”. In the case of The Scarlet Letter that is the punishment of Hester Prynne and the Pressure put on Arthur Dimmesdale. Most of society demands that we follow their social folkways and mores‚ and whether we think it’s wrong or not we usually do anyway. People will spend so much of their time and money trying to conform to the majority that they might as well be the same person. The characters of The Scarlet Letter are very religious and
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