maryjoyquiambao951 maryjoyquiambao951

09-10-2020
Mathematics

contestada

x²=169 extracting square root

Respuesta :

jimrgrant1 jimrgrant1

09-10-2020

Answer:

x = ± 13

Step-by-step explanation:

Given

x² = 169 ( take the square root of both sides )

x = ± [tex]\sqrt{169}[/tex] = ± 13

Since 13 × 13 = 169 and - 13× - 13 = 169

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