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kherson [118]
3 years ago
13

given: a= the square root of 3 b= 2 times the square root of 3 c= the square root of 25 d= the square root of 16 wich expression

results in a rational number?
Mathematics
1 answer:
katrin2010 [14]3 years ago
3 0
I think it might be b
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Answer:

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Zielflug [23.3K]

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kirill [66]

Answer:

x=1+\sqrt{5}, 1-\sqrt{5}

Step-by-step explanation:

  1. x^{2} -2x-4=0
  2. (x-1)^{2} -1-4=0
  3. (x-1)^{2} -5=0
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<u>FINAL ANSWER</u>

x=1+\sqrt{5} , 1-\sqrt{5}

<u><em>In Decimal Form (Rounded to 3 significant figures)</em></u>

<em>x≈-1.24, 3.24</em>

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4 years ago
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