20 points... Sherlock - please help!

Carlsson asked Mar 5, 2023

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17 votes

20 points...

Sherlock - please help!

Carlsson asked Mar 5, 2023

2.1k points

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12 votes

Answer:

C)
$\{(1+√(5))/(3),\:(1-√(5))/(3)\}$

Explanation:

$(3x-1)^2=5\\\\3x-1=\pm√(5)\\\\3x=1\pm√(5)\\\\x=(1\pm√(5))/(3)\\ \\\{(1+√(5))/(3),\:(1-√(5))/(3)\}$

Michael Ilyin answered Mar 11, 2023

2.9k points

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