Introduction to Linear Functions:
A polynomial functions of single degree is defined as a linear functions. It relates a dependent variable with an independent variable in a simple way. Mathematical equation in which there is no independent-variable is raised to a power greater than one. A simple linear function with one independent variable (y=a+bx) traces a straight line when plotted on a graph. It is also called as linear equation.
Forms of Linear Functions:
The function is defined by f the first degree equation:
f = { ( X, Y)/ Y = mX + b }
where m and b are constants, x and y is called a linear functions. The function derives a straight line while graphing.
Functions such as these gives graph that are straight lines, and, thus, the name linear. There are three main forms in linear functions. They are as follows,
1. Slope-Intercept Form is given by y = mx +b.
2. Point Slope Form is given by m = (y - y1) / ( x – x1).
3. General Form is given by Ax + By + C = 0.
I hope the above explanation was useful, now let me explain about Radicals.
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