Question

2X2 ao quadrado,-50=0

Answer 1

2x² - 50 = 0

2x² = 50
x² = 50/2
x² = 25
$x = \sqrt{25}$
x' = 5
x" = -5

espero ter ajudado... bons estudos!!

Answer 2

2x²-50=0

2x²=50

x²=50/2

x²=25

x=±√25

(X= ±5)

RESPOSTA=> (±5)

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