panda557
panda557
03-06-2016
Mathematics
contestada
What is the quadratic formula
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helpmetnx
helpmetnx
03-06-2016
I can give you an example:
4x^2+2xy-3y^2
it is in the form of :
x^2+2ax+a^2
also : (x+a)^2 = x^2+2ax+a^2
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