algebra problem solvers and slope formula

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Sep302011
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Friends, today we are going to see the usefulness of math solver available online in solving problems related to algebra and slope formula.

Friends, today we are going to see the usefulness of math solver available online in solving problems related to algebra and slope formula. Now we need to understand the basic concept behind algebraic equations. Algebra equation is a mathematical equation in which one or both sides is an algebraic expression. For example 3x + 4y = 7z. Algebra comes with following categories: Elementary algebra, Abstract algebra, Linear algebra and Universal algebra.
Algebra expression is a polynomial equation. Polynomial is an expression that is formed from one or more variables and constants, with the help of various operators like addition, multiplication, subtraction and repeated multiplication. For example a2+ 7ab− 6. Here a2 can be written as a x a and ab can be written as a x b.
Let's take an example to understand algebraic problems: 3b  (b + 2) + 2b
In the above equation, we need to solve the bracket section. As the negative sign is placed before the bracket, so when we open the bracket all the signs inside the bracket changes
Now the equation becomes : 3b – b – 2 + 2b
4b – 2 is the final equation.
Algebra is basically a skill like any other skill such as painting, driving etc. Algebra requires a lot of written practice.
Slope of a line is a concept which tells us how a straight line angle away from the horizontal or, we can say that it describes the steepness, incline or grade of the straight line. It is also known as gradient of the line. Higher the slope value more steeper incline. The slope of a line means the steepness or incline of the line. The slope of a line including the x axis and y axis is represented by m and is defined as the change in the y coordinate divided by the corresponding change in the x coordinate, between two distinct points on the line.
The slope of a line is a number which calculates or defines its steepness denoted by the letter m.
The slope through the points (x1, y1) and (x2, y2) is given as slope formula.
(m = y2y1/x2x1 ) where x1 is not equal to x2.
In general, slope intercept form denotes the formula: y = mx + b.
where m = slope of the line
b = y intercept
slope formula is also used for calculating the slope of a road or railway track. It is used to calculate how steep a road or railway track is. There are two ways to find the steepness of roads. One is by angle in degrees, and the other is by the slope in percentage. Math solver use this formula to calculate the slope percentage: slope = 100tan(angle).
The two important concepts about slope of a line is that the parallel lines have equal slope and the
perpendicular lines have negative reciprocal slopes.
Sometimes an algebraic expression is so complicated, that it is very difficult to solve. Various algebra problem solvers are available online. With the help of algebra solvers we can solve algebra equations in a faster and better manner. It also provides an exact solution for the same. An algebra problem solver is a software which can solve our algebra equations in a step by step manner, which helps us to understand the problem in a better and faster manner.


Article Source :
http://www.articleseen.com/Article_algebra problem solvers and slope formula_87517.aspx

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TutorVista is the #1 portal for learning math solver online. The tutors working with us are great in explaining algebra problem solver in best possible way.

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