mannyveloz55 mannyveloz55

26-05-2021
Mathematics

contestada

[tex]x {} ^{2} + 49 = 0[/tex]
Hello, I need help :/

Respuesta :

tataplayer10 tataplayer10

26-05-2021

If we are in the real numbers, we don't have solutions:

[tex]x^2 +49 = 0 \implies x^2 = -49 \implies x \not\in\mathbb{R}[/tex]

If we go beyond:

[tex]x^2 +49 = 0 \implies x^2 = -49 \implies x = \pm\sqrt{-7^2} \implies x = \pm7i[/tex]

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