Square Roots and Cube Roots Practice Question and Answer

Q:

Simplify the following

  $${\sqrt { 10+{\sqrt { 25+ {\sqrt { 108 +\sqrt { 154+ \sqrt { 225} \ } \ } \ }} \ } } \ }\over \sqrt { 16+ 19.25×4^2} $$

557 0

  • 1
    $$7\over 18$$
    Correct
    Wrong
  • 2
    $$2\over 9$$
    Correct
    Wrong
  • 3
    $$5\over 18$$
    Correct
    Wrong
  • 4
    $$1\over 9$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "$$2\over 9$$"

Q:

if $$x=\sqrt {64}+\sqrt {121}-\sqrt {169}$$, the find the value of x2

661 0

  • 1
    16
    Correct
    Wrong
  • 2
    25
    Correct
    Wrong
  • 3
    36
    Correct
    Wrong
  • 4
    49
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "36 "

Q:

The value of Let $$\left({\sqrt {1875}\over\sqrt { 3888}}÷{\sqrt {1200}\over\sqrt {768}} \right)\ × \left({\sqrt {175}\over\sqrt {1792}} \right)\ $$. Then $$ \sqrt { x}$$ is equal to:

432 0

  • 1
    $$5\over 9$$
    Correct
    Wrong
  • 2
    $$7\over 12$$
    Correct
    Wrong
  • 3
    $$5\over 12$$
    Correct
    Wrong
  • 4
    $$4\over 9$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "$$5\over 12$$"

Q:

The value $${7+3\sqrt {5}\over3+\sqrt { 5}}-{7-3\sqrt {5}\over3-\sqrt { 5}}$$ lies between

404 0

  • 1
    3 and 3.5
    Correct
    Wrong
  • 2
    2 and 2.5
    Correct
    Wrong
  • 3
    1.5 and 2
    Correct
    Wrong
  • 4
    2.5 and 3
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "2 and 2.5 "

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully