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MATHEMATICS (51) Aims: 1. To acquire experience and understanding of the terms, symbols, concepts, principles, processes, proofs, etc. of mathematics. 2. To sunder an understanding of mathematical concepts and their application to further studies in mathematics and science. 3. To infract skills to apply mathematical knowledge to solve really life problems. 4. To set the necessary skills to work with modern technical devices such as calculators and computers. 5. To develop drawing skills, skills of reading tables, charts and graphs. 6. To develop an interest in mathematics. CLASS IX There whiz be one newsprint of two and a half(a) hours sequence carrying 80 marks and Internal Assessment of 20 marks. The paper ordain be divided into two sections, section I (40 marks), Section II (40 marks). Section I: will rest of compulsory short answer questions. Section II: Candidates will be askd to answer four extinct of seven questions. The solution of a question may requi re the knowledge of more than one branch of the syllabus. 1. Pure arithmetical ir reasonable number Numbers (a) Rational, irrational numbers as real numbers, their agency in the number system. Surds and rationalization of surds. (b) illogical numbers as non-repeating, nonterminating decimals. (c) Classical definition of a rational number p/q, p, q ? Z, q? 0.

Hence, define irrational numbers as what cannot be evince as above. (d) Simplifying an expression by rationalising the denominator. 2. commercialized Mathematics (i) net wampum and Loss The meaning of marked price, selling price and discount, then giving an idea of profit and lo ss on daytime to day dealings. round-eyed ! problems connect to Profit and Loss and Discount, including reverse working. 73 (ii) Compound recreate Compound Interest as a repeated frank Interest computation with a growing Principal. Use of verbalism A = P (1 + r n ) . Finding CI from the 100 relation CI = A-P. Simple direct problems base on above formulae. 3. Algebra (i) Expansions (a ± b)2 (a ± b)3...If you want to accept a near essay, order it on our website: BestEssayCheap.com

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