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The y-intercept of ƒ(x) is indicated by the red dot at (x=0, y=1). In analytic ... (In electrical engineering, I is the symbol used for electric current.) ... Compare this to the slope-intercep...

In a algebra equation, why does "M" mean slope, and "B" mean y ...


Feb 28, 2008 ... You're free to use any symbols as long as you understand what it stands for. m ( or M) and b (or B) are usually used for slopes and y-intercepts.

The Meaning of Slope and y-Intercept in the Context of Word Problems


In the equation of a straight line (when the equation is written as "y = mx + b"), the slope is the number "m" that is multiplied on the x, and "b" is the y-intercept, ...

Mathwords: Slope-Intercept Equation of a Line


numbers & symbols ... y = mx + b, where m is the slope and b is the y-intercept. Slope-intercept is the form used most often as the simplified equation of a line.

math mode - Is there a symbol for the y intercept in a linear model ...


Sep 11, 2014 ... arara: pdflatex \documentclass{article} \usepackage{amssymb} \begin{document} For the y-intercept, a lot of people use the letter $b$, but there ...

Regression Basics


The symbol a represents the Y intercept, that is, the value that Y takes when X is zero. The symbol b describes the slope of a line. It denotes the number of units ...

Derivation of the "m" in the slope equation


In his "Earliest Uses of Symbols from Geometry" web page, . ... George Salmon ( 1819-1904), an Irish mathematician, used y = mx + b in his _A Treatise on Conic Sections_, which ... In Austria k is used for the slope, and d for the y-intercept.

Symbol Sheet / SWT - BrownMath.com


Feb 21, 2014 ... Statistics symbols you need to know. ... Here are symbols for various sample statistics and the corresponding ... b = y intercept of a line.

The Linear Function f(x) = mx + b and Slope - Boundless


The typical linear function in slope-intercept form is y = mx+b where m and b are ... A symbol that represents a quantity in a mathematical expression, as used in ...

Linear Regression - Andrews University


In summary, if y = mx + b, then m is the slope and b is the y-intercept (i.e., the ... of the terms within the equation and on the symbols used for the coefficients!

Helpful Resources

'b' Used in Slope-Intercept Form? - Math Forum - Ask Dr. Math


Why is the letter 'b' used for the y-intercept in the slope-intercept form of a linear equation?

Why is the y-intercept called b? - MathFour


Nov 20, 2012 ... Turns out that the b here is also exactly where the line smacks into the y-axis – AKA the y-intercept. But there's no fancy letter for that, so we just ...

Why are slope and y-intercept m and b? - Straight Dope Message Board


The Y-intercept is b because the X-intercept is a, as in the .... I don't recall anyone explaining why these particular symbols were chosen, but I ...

"y=mx+b" Why is - Algebra


where a is the x-coordinate of the x-intercept and b is the y-coordinate of the y- intercept. ... Eric Weisstein reports that the use of the symbol m for a slope was ...

In the slope intercept formula y=mx+b, why is the letter "m" chosen to ...


Askville Question: In the slope intercept formula y=mx+b, why is the letter "m" ... All four symbols are just variables, but "m" is thought of as a ...