difference of two squares A^2-B^2
Perfect Square/Square of a Binomial A^2 + 2AB + B^2
Perfect Square/Square of a Binomial A^2 - 2AB + B^2
(A-B)(A^2 + AB + B^2)
differences of cubes A^3 - B^3
(A+B)(A^2 - AB + B^2)
sum of cubes A^3 + B^3
formula of a line
y1 - y2/x1 - x2
formula for slope of a line
point slope form
(x-h)^2 + (y-k)^2 = r^2
formula for a circle
square root of: (x2 -x1)^2 + (y2 - y1)^2
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