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Quadratics - The Quadratic Formula

ax^2 +bx + c = 0
 
Example 7x^2 +12x +16 =0
 
Don't forget the quadratic formula when you come across a quadratic that CAN'T be factored:
 
x = (-b +/- (sqroot)( b^2 - 4ac))/2a
 
 
by the way, for those who don't know, I use the ^ sign as my "power" indicator