Pure Math 20 Formula Sheet - print a copy for a reference

Financial Math

Compound Interest : A = P(1 + i)n
Simple Interest : I = Prt

Quadratic Functions and Equations

y = a (x - p)2 + q      notes
y = ax2 + bx + c       notes

Trigonometry       notes

In a right triangle, ,

In any triangle, ,

 

Coordinate Geometry

The distance between two points A(x1, y1) and B(x2, y2) is:

The midpoint of the line segment joining two points A(x1, y1) and B(x2, y2) is

The slope of the line joing two points A(x1, y1) and B(x2, y2) is

Equations of lines

Equation of circle