Question

descompuneti in factori
$(\sqrt{3} x - 1) {}^{2} - 3$
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Answer 1

Salut,

$(\sqrt3\cdot x-1)^2-3=(\sqrt3\cdot x-1)^2-(\sqrt3)^2=(\sqrt3\cdot x-1-\sqrt3)\cdot(\sqrt3\cdot x-1+\sqrt3).$

Am folosit formula de calcul prescurtat:

a² -- b² = (a -- b)(a + b).

Green eyes.