Question

find the roots x²-49=O​

Answer 1

hi there!!!

Solution:

x^2-49= 0

x^2= 49

x= +√49 or x= -√49

x= 7 or x= -7

hence,

the roots = 7 and -7

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Answer 2

Answer:

$x {}^{2} - 49 = 0 \\ x {}^{2} = 49 \\ x = \sqrt{49} \\ x = 7 \\ or \\ x = - 7$

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