What is the standard form for $(x + 3) (x - 4)$ $(x +3 ) (x-4)$ ?

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What is the standard form for $(x + 3) (x - 4)$ $(x +3 ) (x-4)$ ?

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Answer 1 · 2015-05-01T00:38:53

The most commonly accepted definition of a standard form for a quadratic is
$a x^{2} + b x + c$ $ax^2+bx+c$
(Usually $a x^{2} + b x + c = 0$ $ax^2+bx+c=0$ )
with constants $a, b, c$ $a, b, c$

$(x + 3) (x - 4)$ $(x+3)(x-4)$
$= x^{2} - x - 12$ $=x^2-x-12$

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What is the standard form for $(x + 3) (x - 4)$ $(x +3 ) (x-4)$ ?

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