Given \(\sqrt 2 = 1.414.\) Then the value of \(\sqrt 8\) + \(2\sqrt {32} \) - \(3\sqrt {128}\) + \(4\sqrt {50}\) is = ?
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\(\frac{1}{{\left( {\sqrt 9 - \sqrt 8 } \right)}} - \frac{1}{{\left( {\sqrt 8 - \sqrt 7 } \right)}} + \frac{1}{{\left( {\sqrt 7 - \sqrt 6 } \right)}} - \frac{1}{{\left( {\sqrt 6 - \sqrt 5 } \right)}} + \frac{1}{{\left( {\sqrt 5 - \sqrt 4 } \right)}}\) is equal to ?
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The square root of \(\left( {7 + 3\sqrt 5 } \right) \left( {7 - 3\sqrt 5 } \right)\) is
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The smallest natural number which is a perfect square and which ends in 3 identical digits lies between ?
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4
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R is a positive number. It is multiplied by 8 and then squared. The square is now divided by 4 and the square root is taken. The result of the square root is Q. What is the value of Q ?
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5
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A man born in the first half of the nineteenth century was x years old in the year x2. He was born in ?
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If \(x = 3 + \sqrt 8 , \) then \({x^2} + \frac{1}{{{x^2}}}\) is equal to = ?
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What is the least number to be added to 7700 to make it a perfect square ?
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8
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\(1728 \div \root 3 \of {262144} \times ? - 288\) = 4491
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9
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What is \(\frac{{5 + \sqrt {10} }}{{5\sqrt 5 - 2\sqrt {20} - \sqrt {32} + \sqrt {50} }}\) equal to ?
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