Square Roots and Cube Roots

In this section we will deal with Square Roots & Cube Roots Multiple choice Questions.

1. Find the missing value \( \sqrt{11881} * \sqrt{?} = \sqrt{10137} \) ?
   1. 8281
   2. 8649
   3. 9216
   4. 9409
2. Find the value of missing X in following equation \( {\frac{4050}{\sqrt{X}} = 450 }\)
   1. 9
   2. 49
   3. 81
   4. 100
3. The value of \( \sqrt{\frac{0.16}{0.4}} \) is .. ?
   1. 0.02
   2. 0.2
   3. .63
   4. None of the above
4. Find the square root of following equation (7 + 3 \( \sqrt{5} \))( 7 – 3 \( \sqrt{5} \) ) .. ?
   1. \( \sqrt{5} \)
   2. 2
   3. 4
   4. 3 \( \sqrt{5} \)
5. Simplify following statement \( ( {\frac{1}{\sqrt{2} + \sqrt{3} – \sqrt{5}}} + {\frac{1}{\sqrt{2} – \sqrt{3} – \sqrt{5}}} )\)
   1. \( {\frac{1}{2}} \)
   2. \( {\frac{1}{\sqrt{2}}} \)
   3. 1
   4. \( \sqrt{2} \)

Answer Key <> 1. (2) 2. (3) 3. (3) 4. (2) 5. (2)