Math
Card Set Information
Author:
eruiz950
ID:
21854
Filename:
Math
Updated:
2010-06-02 23:37:31
Tags:
MATH formulas
Folders:
Description:
MATH
Show Answers:
x
^{2 }
- y
^{2}
=
(x+y)(x-y)
(x+y)
^{2}
=
(x+y)(x+y)
x
^{2}
+2xy+y
^{2}
(x-y)
^{2}
=
(x-y)(x-y)
x
^{2}
- 2xy + y
^{2}
S
_{n}
=K
_{n}
+ x
K= Constant
n= difference between successive terms
x= Other constant