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Linear Functions


rate ratio or fraction
change difference or subtraction
rate of change the change in the output divided by the corresponding change in the input
slope(meaning) steepness of a line
slope(formula) m= (y2-y1)/(x2-x1)
y-intercept the y-value of the point where a line (or curve) cross the y-axis when the x-value is 0
co-efficent a constant number that is multiplied by a variable
slope(interept) y= mx+b (solve for y)
point(slope) y-y1 = m(x-x1)
the slope of 0/5 0
the slope of 5/0 undefined
tangent line a line that intersects a curve at one point
normal line a line that is perpendicular to the tangent line and goes through the point of tangency
Created by: Ann939