1. EASY

\(\sqrt{0}=\)

 
2. EASY

Simplify \(\sqrt{16x}\).

 
3. EASY

A square plot of land has an area of \(144m^{2}\). What is the length of the plot?

 
4. EASY

\(\sqrt{81}=\)

 
5. EASY

Which is not a perfect square?

  1. 0
  2. 1
  3. 2
  4. 4
  5. 16
 
6. MEDIUM

\(\sqrt{225}=\)

 
7. MEDIUM

Which is a perfect square?

  1. 83
  2. 225
  3. 124
  4. 150
  5. 84
 
8. HARD

\( \sqrt{1444} \times \sqrt{1444} \)

 
9. HARD

\(\sqrt{361}=\)

 
10. HARD

Which of the following is equal to \(\sqrt{x^2}\)

  1. \(x\)
  2. \((\sqrt{x})^2\)
  3. \(-x\)
  4. \(|x|\)
  5. None of the above.