For what value of * the statement = 1 is true?
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1
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Determined the value of \(\frac{1}{{\sqrt 1 + \sqrt 2 }}{ \text{ + }} \frac{1}{{\sqrt 2 + \sqrt 3 }} + \frac{1}{{\sqrt 3 + \sqrt 4 }} + ...... + \frac{1}{{\sqrt {120} + \sqrt {121} }}{ \text{ = ?}}\)
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2
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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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3
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If y = 5, then what is the value of \(10y\sqrt {{y^3} - {y^2}} \) = ?
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4
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\({\left( {15} \right)^2} + {\left( {18} \right)^2} - 20 = \sqrt ? \)
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5
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\(99 \times 21 - \root 3 \of ? = 1968\)
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6
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What is the least number to be added to 7700 to make it a perfect square ?
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7
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The least perfect square, which is divisible by each of 21, 36 and 66 is:
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8
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If \(x = \frac{{\sqrt 3 + 1}}{{\sqrt 3 - 1}} \) \(y = \frac{{\sqrt 3 - 1}}{{\sqrt 3 + 1}}\)and then the value of \(\left( {{x^2} + {y^2}} \right)\) is?
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9
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10
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Find the cube root of 2744.
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