If \(\sqrt 2 = 1.414{ \text{,}} \) the square root of \(\frac{{\sqrt 2 - 1}}{{\sqrt 2 + 1}}\) is nearest to = ?
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If \(a = \frac{{\sqrt 5 + 1}}{{\sqrt 5 - 1}} \) and \(b = \frac{{\sqrt 5 - 1}}{{\sqrt 5 + 1}},\) the value of \(\left( {\frac{{{a^2} + ab + {b^2}}}{{{a^2} - ab + {b^2}}}} \right)\) is ?
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How many perfect squares lie between 120 and 300 ?
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\(1728 \div \root 3 \of {262144} \times ? - 288\) = 4491
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Given that \(\sqrt 3 = 1.732{ \text{,}} \) the value of \(\frac{{3 + \sqrt 6 }}{{5\sqrt 3 - 2\sqrt {12} - \sqrt {32} + \sqrt {50} }}\) is ?
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What is the least number which should be subtracted 0.000326 in order to make it a perfect square = ?
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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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\(\sqrt {0.0169 \times ?} = 1.3\)
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The least number by which 294 must be multiplied to make it a perfect square, is = ?
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\(\sqrt {0.2} = ?\)
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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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