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Calculus

The branch of mathematics that deals with the study of continuously changing quantities, with the use of limits and the differentiation and integration of functions of one or more variables, is called Calculus. Calculus analyzes aspects of change in processes or systems that can be modeled by functions. The English physicist, Isaac Newton, and the German mathematician, G. W. Leibniz, working independently, developed calculus during the 17th century.

25,068 Questions

What are avena sativa 1x double strength ferrum phosphoricum 3x magnesia phosphorica 3x gum Arabic inactive lactose nf natrum phosphoricum 3x calcarea phosphorica 3x active passiflora incarnata 1 x?

Well, look up those particular substances, you'll find that most might have actually pharmacologic effects in normal doses.

But the "X" you refer too is how many times said substance was diluted. The higher the number before the X, the weaker the end result.

In homeopathy they use an outdated principle called "water memory" (look up the wiki article). It's a ridiculous concept that has no place in modern medicine, but it's how they roll.

So, a 1X dilution means they take one part of the active ingredient, mix it with nine parts water, and shake vigorously. They then take 9/10 of this solution, and discard it.

For a 3X dilution they do this twice more, each time with the remainder AFTER throwing away the other 9 parts of the mixture.

You can see how this grows exponentially, and results in water. Just plain water, without a single molecule of the "active ingredient" contained within.

I know, I know. I'm just as peeved as you...

Waste of money on sugar pills.

That's what lactose is: A milk sugar. Just so you know.

I was wondering how they get a liquid dilution of a substance into pill form.

And the answer is, they don't. It's all lactose, probably with the water to bind it. Idk how it's made, but its results are strictly placebo.

How many mililiters in a cenimeter?

None, since there can be no conversion.

A centimetre (not cenimeter) is a measure of length in 1-dimensional space while a millilitre is a measure of volume in 3-dimensional space. The two measure different characteristics and, according to the most basic principles of dimensional analysis, any attempt at comparisons or conversions between the two are fundamentally flawed.

What is finite math?

Finite math is a branch of mathematics that focuses on mathematical concepts that have finite, specific values or elements. It typically includes topics such as logic, set theory, probability, statistics, and linear algebra, which are applied to real-world problems with a limited number of possibilities. Finite math is often used in business, social sciences, and computer science to model practical situations.

What is the difference between partial derivative and derivative?

Say you have a function of a single variable, f(x). Then there is no ambiguity about what you are taking the derivative with respect to (it is always with respect to x).

But what if I have a function of a few variables, f(x,y,z)? Now, I can take the derivative with respect to x, y, or z. These are "partial" derivatives, because we are only interested in how the function varies w.r.t. a single variable, assuming that the other variables are independent and "frozen".

e.g., Question: how does f vary with respect to y? Answer: (partial f/partial y)

Now, what if our function again depends on a few variables, but these variables themselves depend on time: x(t), y(t), z(t) --> f(x(t),y(t),z(t))? Again, we might ask how f varies w.r.t. one of the variables x,y,z, in which case we would use partial derivatives. If we ask how f varies with respect to t, we would do the following:

df/dt = (partial f/partial x)*dx/dt + (partial f/partial y)*dy/dt + (partial f/partial z)*dz/dt

df/dt is known as the "total" derivative, which essentially uses the chain rule to drop the assumption that the other variables are "frozen" while taking the derivative.

This framework is especially useful in physical problems where I might want to consider spatial variations of a function (partial derivatives), as well as the total variation in time (total derivative).

A beam of light in air is incident at an angle of 35 degrees to the surface of a rectangular block of clear plastic n 1.49 What is the angle of refraction?

The angle of refraction can be calculated using Snell's Law: n₁sin(θ₁) = n₂sin(θ₂), where n₁ is the refractive index of air (1.00), θ₁ is the angle of incidence (35 degrees), n₂ is the refractive index of the plastic (1.49), and θ₂ is the angle of refraction. Plugging in the values gives: (1.00)sin(35) = (1.49)sin(θ₂). Solving for θ₂ gives an angle of refraction of approximately 23.6 degrees.

What is 2.25 tons into kilogram?

2.25 metric tonnes = 2250 kilograms. 2.25 short tons = 2 041.16566 kilograms. Source: Googled it.

5m equal to cm?

5 inches are 12.7 centimeters.

Algebraic Steps / Dimensional Analysis Formula5 in*

2.54 cm

1 in

=

12.7 cm

Differentiate pure and impure interpreter?

In a pure interpreter whenever the interpreter meets a unit of code-say a line of code or a statement or a command-it must recompile that unit for execution. In an impure interpreter the original code is replaced by bytecode that will represent the meaning of the original code or references to lower level routines that will perform the work of the original code.

What is the derivative of ln 1- x?

The derivative of ln x is 1/x. Replacing the expression, that gives you 1 / (1-x). By the chain rule, this must then be multiplied by the derivative of (1-x), which is -1. So, the final result is -1 / (1-x).

Uses of fresnel's biprism?

Fresnel's biprism is commonly used in experiments to study interference and diffraction of light. It can be used to produce interference fringes, measure the wavelength of light, and study wavefront properties. Additionally, it is used in optical systems for generating coherent light sources.

What are the rocks and minerals of mt Everest?

Mt Everest is two SiAl tectonic plates converging in a "knott." This means that they are generally light, sedementary rocks, mostly limestone.

Therefore the chemical compositions are: Silicon-, Aluminum-, and Calcium- Bicarbonates.

What is the meaning of log?

of Log, The business of felling trees, cutting them into logs, and transporting the logs to sawmills or to market.

What is the name of the substance that gives leaves their green colour?

The substance that gives leaves their green color is chlorophyll. Chlorophyll is a pigment found in the chloroplasts of plant cells and is essential for photosynthesis, the process by which plants convert sunlight into energy.

What is a ordered variable?

Ordered variables give you more information than categoric variables

but less information than continuous variables.

An example of an ordered variable would be

small, medium or large lumps of http://wiki.answers.com/rc9-increase-surface-area.htm

Square meter to cubic meter?

There can be no conversion.

A ton is a measure of mass. A cubic metre is a measure of volume. The two measure different things and, according to basic principles of dimensional analysis, conversion from one to the other is not valid.

What are both sides of an equation equal to?

In Chemistry, this is the known as the Law of Conservation of Matter. While the moles of individual substances may change, the number of atoms of reactants is the same as the number of atoms of products.

What is spherical harmonic function?

Spherical harmonic functions are a set of functions defined on the surface of a sphere, often used to represent physical properties or solutions to differential equations that exhibit spherical symmetry. They are commonly used in fields such as geophysics, quantum mechanics, and computer graphics for tasks such as analyzing global data, modeling atomic orbitals, or generating realistic lighting effects. Each spherical harmonic function is characterized by two integer indices, and they form a complete orthonormal basis set on the sphere.

What makes things alive?

  • Genetic code -- DNA or RNA; copies passed down from parents to offspring.
  • Grows & develops -- Ex. Seed to Plant or Egg&sperm to fetus to infant to child to adult.
  • Responds to stimuli -- signal that causes a response.
  • Reproduce -- Produce new organism; sexually: 2 parents mate to form new organism. and Asexually: Single organism produce identical offspring by itself.
  • Homeostasis -- stable internal environment.
  • Use material & energy -- Take in materials to help you grow, develop & reproduce.
  • Made up of cell(s) -- smallest unit of life.
  • Evolve -- Species changing over a long period of time. changes happen over hundreds or thousands of years.

What is the basic rules in math equations in addition or brackets or division which goes first?

The answer is PEMDAS (Parenthesis, Exponents [like squared or cubed], Multiplication, Division, Addition, Subtraction). Brackets come before this expression always, so you could say BPEMDAS. Brackets first, division second, and addition last. Hope that helps.

concepts of addition,subtraction,multiplication and division comes under the study of basic math. Solving math equations use this rule called as BODMUS rule. which defines the priority of solving equation

B- brackets first

O- order

D-division

M-multiplication

A-addition

S-subtraction