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14-08-2017
Mathematics

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If 3x² -6=y for all real numbers x, then x² - 2 =

Respuesta :

Banabanana Banabanana

14-08-2017

3x² - 6 = 3(x² - 2)

If 3(x² - 2) = y, then
[tex] \frac{3(x^2-2)}{3}= \frac{y}{3} \\ \\ x^2-2 = \frac{y}{3} [/tex]

Answer:
x² - 2 = y/3

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