Item 4B Item 4B Rachel Reiser Maths C Rachel Reiser Maths C Question 1 ab1+f’(x)2 dx y = acosh(xa) If: coshx=12ex+e-x Then: cosh(xa) = 12(exa+e-xa) y = acosh(xa) ∴ y=a(exa+e-xa)2 y=a(exa+e-xa)2 dydx=f’x=ddxa(exa+e-xa)2 dydx=f’x=ddx12aexa+e-xa f’x=12a1aexa+-1ae-xa f’x=exa-e-xa2 f’x2=exa-e-xa22 f’x2=(12exa-12e-xa)(12exa-12e-xa) f’x2=14e2xa-14e0-14e0+14e-2xa f’x2=14e2xa-12+14e-2xa f’x2=14e2xa-2+e-2xa Assuming the catenary is symmetrical‚ the entire length of
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Book Encyclopaedia (1988) teaching is a process by which a person helps other people to learn. Teaching strategies are tools that teachers and professors use to partake knowledge about the subject matter to the students efficiently. If one is to wonder‚ he/she will notice that different forms of teaching were being done by the professors‚ and that teaching method is also a factor and it also affects his/her progress in the education program. As decades pass‚ some teaching strategies have been evolved
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MATH PORTFOLIO NUMBER OF PIECES Kanishk Malhotra 003566-035 (May 2012) In physics and mathematics‚ the ‘DIMENSION’ of a space or object is informally defined as the minimum number of coordinates needed to specify each point within it. Thus a line has a dimension of one because only one coordinate is needed to specify a point on it. A surface such as a plane or the surface of a cylinder or sphere has a dimension of two because two coordinates are needed to specify a point on it (for
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MATHS INTERNAL ASSESSMENT ROAD ACCIDENTS DUE 1 Table of contents:- 1) Introduction 2) Personal expected outcome 3) Statement of the task 4) Methodology 5) Data collection 6) Data analysis 7) Mathematical process 8) Conclusion Appendix Research Question to what extent is the correlation between the rate of mortality between the drinking and the normal mortality To what extent is the mortality due to consumption of alcohol when compared to normal
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CLASS 8:- Math Revision Worksheet Topic: Profit and Loss 1. A shirt is purchased for Rs 400 and sold for Rs 460. Find the profit and profit percentage. 2. Sonal purchased an article for Rs 2500 and sold it at 25% above the CP. If Rs 125 is paid as tax on it‚ find her net profit and profit percentage. 3. By selling an article for Rs 34.40‚ a man gains 7.5%. What is its CP? 4. On selling tea at Rs 40 per kg‚ a loss of 10% is incurred. Calculate the amount of tea (in kg) sold‚ if the total loss
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Comparative Analysis of the Subjects (Filipino & History) and the Performances of Grade 7 Students. Authors: Alison Angeline Shaina D. Balois Ponciano S. Felias III Carissa May R. Pascua Donita C. Peñaranda Gio Mar C. Porto Fourth Year – S.Y 2012-2013 New Buenavista Academy Table of Contents Content Page Title Page . . . . . . . . . . . . . . . . . . . . . . . . Table of Contents . . . . . . . . . . . . . . . . .
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Math 5067 001 Homework 1 Due 9/11/13 1. Read Chapter 1 in the DHW text (sections 1.1 – 1.3 are mandatory) and answer the following: a. List at least three incentives for an insurance company to develop new insurance products. b. (Exercise 1.1 in DHW) Why do insurers generally require evidence of health from a person applying for life insurance but not for an annuity? c. (Exercise 1.3 in DHW) Explain why premiums are payable in advance‚ so that the first premium is due at issue‚ rather than in
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Gandhi’s teachings and Jesus’ teachings Gandhi and Jesus were both great leaders who have positively influenced millions of people to living a life in peace and harmony. Gandhi was a man who freed India from Great Britain and Jesus was a man who freed the souls of many from their sin. Many of their teachings are parallel to one another. Two of which were that both Gandhi and Jesus taught their followers to treat others the way they wanted to be treated and the emphasis on non-violence. Although
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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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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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