# What is Slope Interface Form?

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Slope Interface Form refers to the way used as expression for a linear function, also used as fancy name that refers to a straight line, as an equation. In order to know and understand more this concept, it is vital to refer to the model: y=mx+b. In this equation, m is represented as the slope or angle of the straight line. The y-intercept is represented by the letter b.

The slope is the representation of the rate of change. This refers to how much y values are altered as to its relation to x. When using this equation on a graph, it also determines how ‘sloped’ the line is. There are actually two ways you could see slope intercept equation. This is for vertical and horizontal lines. The values of m when closest to the numeral 0 has the significance that shows the line is less sloped or is more horizontal. However, if the m value is approaching positive infinity or the negative infinity, the line is already becoming more sloped or in this matter, more vertical. Using the common Cartesian Plane, the y-intercept is basically utilized as the coordinate. It is where the line crosses or intercepts with the y-axis.

The slope interface form is very popular in the mathematics department because of its convenience and easiness for application. It is foolproof to plug into whether you are dealing with word problems or doing graphing tasks. The convenience of the equation is guaranteed when you could graph the line and easily construct it by hand. You need not rearrange the equation. The simplest thing about this system is that you could immediately read off the intercept and the slope right from looking into the equation. Thus, it is used more often in school textbooks and teachers in conventional classroom settings.

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