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lidiya [134]
3 years ago
14

X^2=20 square root property

Mathematics
1 answer:
Dmitriy789 [7]3 years ago
4 0

{x}^{2}  = 20 \\ x =  \sqrt{20}  \\ x =  \sqrt{4}  \times  \sqrt{5}   = 2 \times  \sqrt{5}  \\ \\ x = 2 \sqrt{5}   \\ therefore \:  \: x =  2\sqrt{5}
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