aranasron6 aranasron6

11-11-2020
Mathematics

contestada

x²-7=0 extracting square roots

Respuesta :

jimrgrant1 jimrgrant1

11-11-2020

Answer:

x = ± [tex]\sqrt{7}[/tex]

Step-by-step explanation:

Given

x² - 7 = 0 ( add 7 to both sides )

x² = 7 ( take the square root of both sides )

x = ± [tex]\sqrt{7}[/tex]

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