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What is the value of x ???
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What is the value of x ???

What is the value of x ???-example-1
User Nicoguaro
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1 Answer

4 votes

Answer:

D.
2\sqrt {133}

Explanation:


{x}^(2) = {18}^(2) + ( {12}^(2) + {8}^(2) ) \\ \\ {x}^(2) = 324 + (144 + 64) \\ \\ {x}^(2) = 324 + 204 \\ \\ {x}^(2) = 528 \\ \\ x = √(532) \\ \\ x = √(4* 133) \\ \\ x = 2\sqrt {133}

User Fabio Fracassi
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