Thursday, July 29, 2010

Multiply matrices



Let us try and learn about the matrices calculator,the matrices multiplication calculator need two input matrices minimum and it produce the result in one matrix. If we have to multiply two 3 x 3 matrices we have totally 18 elements(each 3 x 3 matrix have 9 elements, three elements in each row) to multiply but we have only 9 elements in the resulted matrix.. The inverse matrix method are formed on the basis like X=A-1B which is formed for finding the matrix X with the equation AX = B It is used in solving the linear system of equations. Here A-1 is the inverse matrix representation.
I hope the above explanation was useful.Hope you like the above example of Matrices calculator.Please leave your comments, if you have any doubts

Surface area to volume ratio



Surface area to volume ratio:The surface area to volume ratio also called the surface-to-volume ratio and variously denoted sa/vol or SA:V, is the amount of surface area per unit volume of an object or collection of objects. The surface area to volume ratio is measured in units of inverse distance. A cube with sides of length a will have a surface area of 6a2 and a volume of a3.In the blogs to come we can also learn about few interesting topics like decimal calculator,about triangles and ratios and many more.Hope you like this example of Surface area to volume ratio,if you have any doubts or comments please leave it here.

How to find domain and range


How to find domain and range:Let us learn about domain and range,To be more precise let us learn about How to find domain and range.The domain function is the full of the possible values of the independent variable in the function,now let us learn about Range-The range function is the full of all the possible resulting values of the dependent variable of the function, after we have substituted the values in the domain function.The range of a function is the possible y values of a function that result when we substitute all the possible x-values into the function.When finding the range,we have to remember the below things:To Substitute different x-values in the expression for y to see the what is happening.Make sure you look for minimum and maximum values of y.In the blogs to come we will learn about binomial probability distribution,this is a very vast topic and we will cover this in the blogs to come. I hope the above explanation was useful. Hope you like the above example of How to find domain and range
Please leave your comments, if you have any doubts

Triangles types


Triangles Types:Let us now see what we mean by Triangles types, There are many types of triangle.The types of the triangle are:
  • Type 1: Isosceles Triangle.
  • Type 2: Right Triangle.
  • Type 3: Scalene Triangle.
  • Type 4: Obtuse Triangle.
  • Type 5: Equilateral triangle.
  • Type 6: Acute Triangle.Now we will look at one of these triangles in detail, let us look at isosceles Right triangle for example,this is one of the type of triangle which is classified on the basis of sides. This triangle contains two of its sides in equal length. I hope the above explanation was useful. Hope you like the above example of Triangles Types.Please leave your comments, if you have any doubts

Monday, July 26, 2010

Explain Front end estimation



Let us study front end estimation in math,

Front end estimation typically produces an earlier estimation of addition or difference than the answer formed through adding or subtracting rounded numbers.


In front end estimation math, one takes the two maximum digits of a number, and then put zeros on the other position values. This is supposed to create an earlier estimate than rounding and then addition numbers. In this article we shall discuss about the front end estimation math.


I hope the above explanation was useful,
now let me explain 8th grade math problems

Friday, July 23, 2010

How to factor complex polynomials


Let us study how to factor complex polynomials,

Introduction to factoring complex polynomials:

In mathematics, a rational function is any function which can be written as the ratio of two polynomial functions. Factorization (also factorisation in British English) or factoring is the decomposition of an object (for example, a number, a polynomial, or a matrix) into a product of other objects, or factors, which when multiplied together give the original.

Complex number can be written as, (a + ib). For factoring the complex polynomial we use the formula.

Formula:



Here, a is co-efficient os x2,, b is co-efficient of x and c is constant.

I hope the above explanation was useful.

Thursday, July 22, 2010

What is Deductive reasoning



Let us study about Deductive reasoning definition,

Deductive reasoning refers to the process of closing that something should be true because it is a special case of a general principle that is known to be true.

Deductive reasoning is logically valid and it is the basic method in which mathematical facts are showing to be true. A deductive argument to be in view of sound the argument is obliged to not only be valid, but the premises should be true as well.

It is also called Deductive logic, is reasoning which assess deductive arguments.

I hope the above explanation was useful, now let us study about algebra 2 formulas.