What is the least number to be added to 7700 to make it a perfect square ?
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1
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Given \(\sqrt 5 = 2.2361, \sqrt 3 = 1.7321{ \text{,}} then \frac{1}{{\sqrt 5 - \sqrt 3 }}\) is equal to ?
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2
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If \(3a = 4b = 6c \) and \(a + b + c = 27\sqrt {29} { \text{,}} \) then\( \sqrt {{a^2} + {b^2} + {c^2}} \)is ?
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3
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If \(a = \frac{{\sqrt 3 + \sqrt 2 }}{{\sqrt 3 - \sqrt 2 }}, b = \frac{{\sqrt 3 - \sqrt 2 }}{{\sqrt 3 + \sqrt 2 }}\) then the value of \({a^2} + {b^2}\) would be = ?
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4
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If 1537* is a perfect square, then the digit which replace * is = ?
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5
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One-fourth of the sum of prime numbers, greater than 4 but less than 16, is the square of = ?
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6
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If \(a = \frac{{\sqrt 3 }}{2}{ \text{}}\) then \(\sqrt {1 + a} + \sqrt {1 - a} = ?\)
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7
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\(\sqrt ? \times \sqrt {484} = 1034\)
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8
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The least number of 4 digits which is a perfect square is = ?
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9
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Three fifth of the square of a certain number is 126.15, What is the number?
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10
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The square root of \(\left( {{{272}^2} - {{128}^2}} \right) \) is = ?
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