Homework Assignment 1 1. For each of the following equations determine whether it is linear in its variables or not. Explain your decision. a) b) c) 2. Solve each of the following systems and comment on geometric interpretation of its solutions. a) b) c) 3. Solve the following linear systems by Gauss-Jordan method: 4. Each of the following matrices is an augmented matrix of some linear system. In each case‚ determine : the ranks
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Sara had just rented her first apartment starting December 1 before beginning college in January. The apartment had washer and dryer hook-ups‚ so Sara wanted to buy the appliances to avoid trips to the laundromat. The Saturday newspaper had an advertisement for a local appliance store offering “90 days‚ same as cash!” financing. Sara asked how the financing worked and learned that she could pay for the washer and dryer anytime during the first 90 days for the purchase price plus sales tax. If she
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Random sample It is often not necessary to survey the entire population. Instead‚ you can select a random sample of people/or firms from the population and survey just them. You can then draw conclusions about how the entire population would respond based on the responses from this randomly selected group of people. This is exactly what political pollsters do - they ask a group of people a list of questions and based on their results‚ they draw conclusions about the population as a whole with
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UNIVERSITI SAINS MALAYSIA School of Management Semester II‚ Academic Session 2007/2008 MID-TERM EXAMINATION ACW 110/3 ¨C BUSINESS MATHEMATICS 15 February 2008 8.00AM ¨C 10.00AM Dewan Kuliah ¡°Z¡± Name:_______________________________ Matrix:_______________________________ INSTRUCTIONS This exam booklet contains five (5) questions (including one bonus question) Answer the FIRST FOUR questions; the bonus question is an option. Show all your works clearly. This booklet contains seven (7)
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MATHEMATICS POST-TEST APRIL 2010 Multiple Choices: 1. What is the average of A‚ B‚ C? a. ABC/3 c. 3(A+B+C)/.3 b. (A+B+C)/3 d. ABC/A+B+C 2. Which of the following has the LEAST Numerical value? a. 11/12 b. 6/8 c. 5/7 d. ¾ 3. If 2 apples cost P25.00‚ how many apples can be purchased for P100.00? a. 8 aplles c. 2 dozens b. ½ dozen d. 1 ½ dozens 4. If 2 tablespoons= 1 liquid oz.‚ and 5 tablespoons = ¼ cup‚ then‚ how many liquid ounces are there in one cup? a
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Mathematics in Everyday Life How many times have you students asked "When are we ever going to use this in real life?" You’ll find the answer here! Or You may find yourself wondering what use we have for some of the knowledge we obtain from math class in school. It is sometimes difficult for students to appreciate the importance of Mathematics. They often find the subject boring and hard to understand. With this project we will hopefully help our students realize that Mathematics is not just a
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Good Afternoon‚ thank you for coming to our 8th grade promotion. 9 years ago I walked onto this campus for the first time hand in hand with my mom. Being only 5 years old‚ I had no clue regarding what would happen in the years to come. All I knew was in that moment‚ I was utterly terrified. Looking back on it now though‚ I had nothing to worry about. These past years have been eventful‚ exciting‚ and strange. I have formed new friendships‚ and left some behind as I’ve grown. I have been challenged
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four. It was the best birthday present I had ever gotten! I thought to myself‚ "I‚ Hannah Marie Armstrong was finally going to be the "big" sister"! School had been started back for a while I’ll never forget that year. I was in Mrs. Varney’s third grade class‚ and my sister was in middle school. Being a big sister was fun I felt like a whole new person walking the halls in elementary school. My mom‚ worked at the BB&T in Kermit‚ and my dad worked at Logan Motorcycle Sales. So far everything seemed
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"Experience" Essay Dorothy Livesay’s poem "Experience" teaches that if one learns solely from outside sources‚ then one will never know what it is to feel independence and self-growth. By examining the authors personal experiences‚ the imagery‚ and the symbolism used the above statement will be proven true. Dorothy’s personal life had a large influence on her opinion about independence and self-growth. Her lengthy career spanning over 5 decades‚ her involvement with politics and her general
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multiple strategies for researching solutions and conclusions. Our investigation is to express the multiples of nine‚ in which it aims to show the possible values that could be divisible by nine. There are some topics on our investigation related to math. One of these topics is factoring.Factoring are any of the numbers or symbols in mathematics that when multiplied together form a product or a number or symbol that divides another number or symbol. It is also a quantity by which a given quantity is
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