Class XII Chapter 3 – Matrices Compiled By : OP Gupta [+91-9650 350 480 | +91-9718 240 480] Maths Exercise 3.1 Question 1: In the matrix ‚ write: (i) The order of the matrix (ii) The number of elements‚ (iii) Write the elements a13‚ a21‚ a33‚ a24‚ a23 Answer (i) In the given matrix‚ the number of rows is 3 and the number of columns is 4. Therefore‚ the order of the matrix is 3 × 4. (ii) Since the order of the matrix is 3 × 4‚ there are 3 × 4 = 12 elements in it. (iii)
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Problem-Solution Essay Introduction In a problem-solution essay‚ you analyze a problem and propose a method for solving it. The problem you choose to analyze should be one that offers some challenges but is still possible to resolve. A problem-solution essay should have the following characteristics: • a problem that needs to be solved • a thesis statement that identifies the problem and points toward the solution • identification of several possible solutions • specific facts‚ details‚ examples
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The Solution to the Earths’ Energy Conservation Problem Gas prices have hit $6.00 a gallon! That is a scary thought‚ but reality is if we don’t start conserving our energy sources now‚ that is exactly what we will get gas for $6.00 a gallon or maybe even more. In today’s society we are only worried about the here‚ and the now. We all need to start thinking long term and come up with ideas for preserving our future. In the United States the industries use up about forty two percent of the nation’s
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Zara: The Technology Giant of the Fashion World Synopsis Zara is a company that defines what the fashion industry has termed “fast fashion.” The flagship specialty chain of Spain-based clothing conglomerate‚ Inditex‚ Zara has built an information and distribution system that allows it to put the latest runway fashions in its stores in a matter of weeks at a fraction of what the big-name designers charge. In addition to fast‚ Zara is prolific. In a typical year‚ Zara launches about 11‚000
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Allen‚ J. (1999). Words‚ words‚ words: Teaching vocabulary in grades 4-12. York‚ ME: Stenhouse. Back Beck‚ I.L.‚ McKeown‚ M.G.‚ & Omanson‚ R.C. (1987). The effects and uses of diverse vocabulary instructional techniques. In M.G. McKeown & M.E. Curtis (Eds.)‚ The nature of vocabulary acquisition (pp. 147-163). Hillsdale‚ NJ: Erlbaum. Back Beck‚ I.L.‚ Perfetti‚ C.A.‚ & McKeown‚ M.G. (1982). Effects of long-term vocabulary instruction on lexical access and reading comprehension. Journal of Educational
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Assignment Coversheet Faculty of Business Government & Law Student ID number | | Unit name | | Unit number | | Name of lecturer/tutor | | Assignment name | | Due date | | You must keep a photocopy or electronic copy of your assignment. Student declarations This is all my own work and other sources are properly credited - I certify that the attached assignment is my own work. Material drawn from other sources has been appropriately and fully acknowledged by providing
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and Canada receive 20% of their electric power from nuclear plants. The rest of the world is at 6% but rising. The benefits drive the nuclear energy movement and continue to do so and the proponents of nuclear power see this as an indispensable solution in reducing the consumption of conflict-ridden fossil fuels. Opponents of nuclear power also make a strong case citing cost‚ safety and justified global concern of waste storage and the potential for nuclear weapons in areas where terrorism is a
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due to immediate human economic needs. Brazil’s local environmental problems have become a world concern. These problems are so numerous that it is difficult to focus on only two. A population explosion that creates excessive amounts of waste and garbage and puts heavy demands on the environment‚ strip and coal mining‚ emissions control‚ and species elimination and extinction are major concerns. Two of the most serious problems facing Brazil’s environment at present‚ however‚ are the devastation
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upmarket player. Main distribution channels: • grocery chains and retailers; • the best restaurants on its region; • wholesalers; • its own fish market. They are facing a big inventory problem. Reasons • new technologies; • new lows; • growing demand. Proposed solutions • slash prices launching a new mass-market brand; • slight discounts; • sell old ships and launch new product; • new markets. Issues of Sanchez’proposal • destroy premium image
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Causes and solutions to pronunciation problems 12008815x ‚ So Hee Kim Hong kong is one of the most preferred locations for international business in Asia Pacific‚ and is becoming more so. Naturally business English skills is becoming increasingly important. Business English skills can be categorized into three different parts. These parts are writing‚ presentation and communication. All are equally important‚ but this essay will focus more on commuicaition. To be be more specific‚ it will
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