Formulas (to differential equations) Math. A3‚ Midterm Test I. sin2 x + cos2 x = 1 sin(x ± y) = sin x cos y ± cos x sin y tan(x ± y) = tan x±tan y 1∓tan x·tan y differentiation rules: (cu) = cu ′ ′ ′ ′ ′ (c is constant) cos(x ± y) = cos x cos y ∓ sin x sin y (u + v) = u + v (uv)′ = u′ v + uv ′ ′ ′ u ′ = u v−uv v v2 df dg d dx f (g(x)) = dg dx sin 2x = 2 sin x cos x tan 2x = sin x = 2 cos 2x = cos2 x − sin2 x 2 tan x 1−tan2 x 1−cos 2x ‚ 2 integration rules: cos x = 2
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Discuss the approach to teaching math taken in the Montessori classroom. Montessori is an approach which many have adopted these days as a teaching method for children in preschool. The materials which they use create an environment that is developmentally appropriate for the children. Montessori believes that with the helped of trained teachers and the proper environment which the children are placed in‚ intelligence and different skills will be developed in the child (Casa Montessori‚
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MATH OF INVESTMENT (FORMULAS AND SAMPLE PROBLEMS) SIMPLE INTEREST: a) I= Prt b) F= P+ I c) I= F- P d) F= P (1 + rt) e) P= F / 1+ rt f) R= I / Pt g) P= I / rt h) t= I / Pr i) EXACT INTEREST: j) k) Ie= Pr approximate time Ie= Pr exact time l) 365 days 360 days m) n) ORDINARY INTEREST o) p) Io= Pr exact time Io= Pr approximate time q)
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Taras Malsky MT.1102 AB Dr.S.Washburn Egyptian Math The use of organized mathematics in Egypt has been dated back to the third millennium BC. Egyptian mathematics was dominated by arithmetic‚ with an emphasis on measurement and calculation in geometry. With their vast knowledge of geometry‚ they were able to correctly calculate the areas of triangles‚ rectangles‚ and trapezoids and the volumes of figures such as bricks‚ cylinders‚ and pyramids. They were also able to build the Great Pyramid
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BUS 10250 Financial Accounting Mid term Revision Question 1 Financial year is from 1/6/20x8 to 31/5/20x9 Rent Rent charged was $2‚400 from 1/1/20x8 to 31/12/20x8 which was $200 per month. Rent charged was $3‚000 from 1/1/20x9 to 31/12/20x9 which was $250 per month. Rent expense charge to income statement for year ended 31/5/20x9 should be: 1/6/20x8 to 31/12/20x8 total $1‚400 1/1/20x9 to 31/5/20x9 total $1‚250 Hence‚ total rent expense charge to the income statement for the year ended 31/5/20x9
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REVISION FOR GENETICS EXAM 1. Make sure you KNOW and UNDERSTAND the following TERMS and DEFINITIONS: -DNA - diploid - genes - haploid - chromosomes - crossing over - sex cells - fertilisation - somatic cells - gamete - autosomes - zygote - sex chromosomes - phenotype - karyotype - genotype - eukaryotic cell division - dominant - mitosis - recessive - meiosis - homozygous - heterozygous - incomplete dominance - codominance - pure bred - hybrid
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I. Description Excise tax is a tax applicable to certain specified goods or articles manufactured or produced in the Philippines for domestic sale or consumption or for any other disposition‚ and to things imported into the Philippines. Specific tax - an excise tax imposed on certain goods based on weight or volume capacity or any other physical unit of measurement. It applies to alcohol and alcohol products‚ tobacco and tobacco products‚ and petroleum products. Ad valorem tax - an excise tax
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Revisions to Final Paper Thomas Cox COM/156 December 23‚ 2012 Marilyn Sahiba Revisions to Final Paper After receiving back my draft of my final paper‚ I made several changes to it; taking into consideration not only my instructors comments and suggestions‚ but also suggestions from the Center for Writing Excellence. Some of these suggestions crisscrossed from my instructor to Write Point‚ and made it a bit easier in making those changes. Some of the instructor suggested changes were basic
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Part A Q2-Maths Assignment 2012‚ Mrs Pillai Lvl 1 Irrational numbers are numbers that are neither whole numbers nor ratios of whole numbers. Irrational numbers are real numbers in the sense that they appear in measurements of geometric objects--for example‚ the number pi (II). However‚ irrational numbers cannot be represented as decimals‚ unlike rational numbers‚ which can be expressed either as finite decimals or as infinite decimals that eventually follow a repeating pattern. By contrast‚ irrational
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GEO REVISION LAST YEAR Includes: Volcanoes Earthquakes Rocks Mining Weathering VOLCANOES Litos: Rock Structure of the earth Core (magma 6000c) Mantle (magma 3000c) Crust Magma in the mantle moves because the upper mantle contains heavy magma‚ which is less hot‚ it goes downwards and the lower mantle contains light magma because it is very hot and goes upwards so it moves in a circle‚ which is called CONVECTION CELL. Plates on the crust are not statistic because they are so
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