# Mathematics

• ## Mathematics itself teach (High School level)09-14

Moin! Community! Since I currently much time and math is the most important trade for my future, I would like, as far as it goes, to teach me mathematics from the school itself and home. The mathematics up to my high-school diploma I understood witho

• ## How can I solve this problem? (Stochastics school 12: Gaussian integral function)03-30

Hello. I just do not get ahead. Here's the task: In opinion surveys, only about 80% of the selected persons are found by experiment. What is the probability encountered by 1,200 people, more than 900? In this task, you have to apply the Gaussian inte

• ## Relative and absolute change03-30

I see you have no difference between absolute and relative change? So related functions. For me anyway is both the same? What is the difference? --answer-- Hatha ... https://www./frage/relative-aenderung If a value of 10 increases to 12, the absolute

Tags: Mathematics, function
• ## Why if we include this task differently?03-04

1.The a 15 percent discount promotion offers Mr Mayer on quality speakers 1,700 € the pair. What the speaker costs regularly? 2.Herr Mayer wants to finance the purchase of a special item on the bench. After a year he would pay an interest rate of eig

Tags: knowledge, Mathematics
• ## radius of a cylinder charge if only given the surface?03-03

The surface of the cylinder has 2 square meters. Now I want to calculate the radius. Incidentally, at the level 4 is * r so the amount 4 times as large as the radius, if I understand it correctly. How should I proceed? Thanks in advance!!:-))) --answ

• ## If the specified bay oil in this recipe right?02-21

Hey, we want to establish a natural soap just in school. Are 200ml laurel oil because too much? www.pagewizz.com/lorbeerseife-im-stil-der-aleppo-seife-selber-sieden/#_=_ Must there 200ml of such a bottle (see picture) laurel oil there? Ingredients: 4

• ## Differentiate - Help01-22

So in some tasks, I can not continue, can someone please help vll something to me? If these tasks make me problems: f (x) = ln (x + 1 / x-1) ^ 2 f '(x) =? f (x) = 1 4e ^ / x f '(x) =? f (t) = cos (t / 2) f '(t) =? y = '= sin (root of x) y? Please hel

• ## calculate threshold S and proportionality C: Restricted Growth01-16

Hello community, and although I have to the following task is simply no solution. There is a table where the years 0,1,2,3,4 and including a number (growth of the animal population) B (0) = 8000 B (1) = 6000 B (2) = 5000 B (3) = 4500 B (4) = 4250 (I

• ## Why does the area doubled the parallelogram if one doubles the base side?12-23

--answer-- Adjusting the surface area formula and sit for the basic page 2 * base side a ... If you have twice the length that is the Area = (length + length) * width = length * width + length * width To ask? :)

• ## [Algebra] Problem with Math12-17

Hi everyone ;-)! I have an equation that should I solve, but do not get ahead. It is: -0.2x + E ^ (- 0.1x) = - 2.6543 x ≈14,45 I have already tried themselves: Many thanks for your help ;-) --answer-- Can it be that you have learned numerical methods

Tags: Math, Mathematics
• ## Ask the inclined throw!12-06

why is the angle when inclined throw a maximum of 45 degrees --answer-- This is not quite true! The "crooked" Throw delivers results in principle at all angles. If we assume the horizontal 0 degrees results in the following results. > 0 to &l

• ## Need Hifle with the LaGrange sentence07-17

Can someone help me please? I'm in the task not: / Joschka makes a vacation in Venice. He is assisted by payment of travel expenses for 150 euros. The price of a meal (good 1) averages p1 = 10 euros a night in the hostel (well 2) costs him p2 = 20 Eu

• ## rauskriegen percentage04-01

Hi Guys! I'm not the best at math and I do not understand it - no, this here has nothing to do with making homework - equal very much in advance. I would like to know how to write correctly (be). I have 99.9% of x. In order to have 100%, me 0.1% or 0

• ## Physics Doppler Effect11-15

Hello, I have to figure out a math example the speed of the moving body approaches a stationary sound source. If this formula because correct? v = ((Fs x (1 + c)) / Fb where Fs is the stationary sound source and Fb of the moving observer. Thank you,

Tags: Physics, Mathematics
• ## bijective function C- C: follow - rows10-01

Hiho, I have a math problem, which I just do not get. Let F denote the set of consequences and R the set of rows in | C One should now prove that the mapping: = aj -> sum (aj); So the added followers to jth member, a Bijective figure is. In addition,

• ## as if we include a break as a number12-13

breaking --answer-- The fraction line is nothing but a divided character. you as the fraction 3/4, so then you reckon 1: 4 = 0.25 now you take the 0.25 times the 3! Is it that hard? By you ausrechnest fraction normally. 1/2 = 0.5 as an example Agent

Tags: Math, Mathematics
• ## limit contemplation as why?09-21

Hi folks, I have the following function: (3x ^ 2-5) ^ - 2 The derivatives etc I can make easily, as well as the extreme and inflection points. But how do I make the observation limit ?? and what do I find as a result? Do I have ein'fach for x tends t

Tags: Math, Mathematics
• ## Write tomorrow Math sample need urgent help! (Diamond, trapezoidal, etc)08-29

Hey people I write tomorrow as I said math and need help for example, constructed as one: diamond, parallelogram kite-and so how one constructs a Lot cases, a vertical and parallel? With geodreick or circle does not matter but without Thales-circle a

• ## How to distinguish pay irrational rational?08-26

Help I do not understand! --answer-- Rational numbers can be represented as a fraction thus eg: 2 -5; 3.56 or 9.77777777777777777777777777777 (periodic numbers can be represented as 99tel the fold). Irrational numbers are infinite and non-periodic (c

Tags: Math, Mathematics
• ## math adventskalender - formulas wanted03-16

Huhu. I want to tinker a adventskalender for a pal. but on the doors I would not pay to write 1 to 24 but forneln where x = 1; x = 2; x = 3; etc comes out. like also formulas that must be derived only. For each formula, I am grateful. --answer-- For