Which number can replace both the question marks in the equation =?
12
7
None of these
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1
Discuss
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=
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2
Discuss
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Which number should replace both the question marks in the following equation ?/1776=111/?
Solution |
3
Discuss
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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 ?
Solution |
4
Discuss
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How many perfect squares lie between 120 and 300 ?
Solution |
5
Discuss
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\(99 \times 21 - \root 3 \of ? = 1968\)
Solution |
6
Discuss
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The number of trees in each row of a garden is equal to the total number of rows in the garden. After 111 trees have been uprooted in a storm, there remain 10914 trees in the garden. The number of rows of trees in the garden is = ?
Solution |
7
Discuss
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Determined the value of \(\frac{1}{{\sqrt 1 + \sqrt 2 }}{ \text{ + }} \frac{1}{{\sqrt 2 + \sqrt 3 }} + \frac{1}{{\sqrt 3 + \sqrt 4 }} + ...... + \frac{1}{{\sqrt {120} + \sqrt {121} }}{ \text{ = ?}}\)
Solution |
8
Discuss
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The square root of (2722−1282) is
Solution |
9
Discuss
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\({\left( {15} \right)^2} + {\left( {18} \right)^2} - 20 = \sqrt ? \)
Solution |
10
Discuss
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Which of the following is closest to \(\sqrt 3 = ?\)
Solution |
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