Quiz Discussion

The value of $\sqrt {0.000441}$  is = ?

• 1] 0.00021
• 2] 0.0021
• 3] 0.021
• 4] 0.21

$\sqrt {\sqrt {17956} + \sqrt {24025} } = ?$

• 1] 19
• 2] 155
• 3] 256
• 4] 289
• 5] None of these

The value of $\sqrt {0.01} { \text{ + }} \sqrt {0.81} { \text{ + }} \sqrt {1.21} { \text{ + }} \sqrt {0.0009}$  is = ?

• 1] 2.03
• 2] 2.1
• 3] 2.11
• 4] 2.13

Given $\sqrt 2 = 1.414.$   Then the value of $\sqrt 8$  + $2\sqrt {32}$  -  $3\sqrt {128}$  + $4\sqrt {50}$   is = ?

• 1] 8.426
• 2] 8.484
• 3] 8.526
• 4] 8.876

The square root of $\left( {7 + 3\sqrt 5 } \right)  \left( {7 - 3\sqrt 5 } \right)$   is

• 1]

  $\sqrt 5$

• 2]

  2

• 3]

  4

• 4]

  $3\sqrt 5$