Square Roots and Cube Roots Practice Question and Answer

Q:

$$ {\sqrt{8\ {^{3}\sqrt{729}}}=?}$$

1063 0

  • 1
    6
    Correct
    Wrong
  • 2
    $$ {5\sqrt{2}}$$
    Correct
    Wrong
  • 3
    $$ {6\sqrt{2}}$$
    Correct
    Wrong
  • 4
    12
    Correct
    Wrong
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Answer : 3. "$$ {6\sqrt{2}}$$"

Q:

$$ {^3\sqrt{\sqrt{0.000729}}}+^3{\sqrt{0.008}}$$┬ардХрд╛ рдорд╛рди рд╣реЛрдЧрд╛тАФ

1061 0

  • 1
    0.1
    Correct
    Wrong
  • 2
    0.5
    Correct
    Wrong
  • 3
    0.06
    Correct
    Wrong
  • 4
    0.8
    Correct
    Wrong
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Answer : 2. "0.5"

Q:

$$\sqrt { 3}=1.732$$ рд╣реЛ, рддреЛ┬а$${9+2{ \sqrt { 3}}}\over ┬а\sqrt { 3}$$ ┬ардХрд╛ рдорд╛рди рдЬреНрдЮрд╛рдд рдХреАрдЬрд┐рдП

1016 0

  • 1
    7.169
    Correct
    Wrong
  • 2
    7.196
    Correct
    Wrong
  • 3
    5.198
    Correct
    Wrong
  • 4
    7.296
    Correct
    Wrong
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Answer : 2. "7.196"

Q:

If $$ {9^{x}={9\over {3^{x}}}}$$ then find the value of x.

1002 0

  • 1
    4
    Correct
    Wrong
  • 2
    $$ {2\over 3}$$
    Correct
    Wrong
  • 3
    $$ {4\over 3}$$
    Correct
    Wrong
  • 4
    $$ {1\over 3}$$
    Correct
    Wrong
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Answer : 2. "$$ {2\over 3}$$"

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Answer : 4. "рдХреЛрдИ рднреА рдирд╣реАрдВ"

Q:

рдорд╛рди рд▓реАрдЬрд┐рдП┬а$$\left({\sqrt {1875}\over\sqrt { 3888}}├╖{\sqrt {1200}\over\sqrt {768}} \right)\ ├Ч \left({\sqrt {175}\over\sqrt {1792}} \right)\ $$. рдлрд┐рд░┬а$$ \sqrt { x}$$ рдЗрд╕рдХреЗ рдмрд░рд╛рдмрд░ рд╣реИ:

954 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
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Answer : 3. "$$5\over 12$$"

Q:

рдорд╛рди┬а$${7+3\sqrt {5}\over3+\sqrt { 5}}-{7-3\sqrt {5}\over3-\sqrt { 5}}$$ ┬ардХреЗ рдмреАрдЪ рд╕реНрдерд┐рдд рд╣реИ

925 0

  • 1
    3 рдФрд░ 3.5
    Correct
    Wrong
  • 2
    2 рдФрд░ 2.5
    Correct
    Wrong
  • 3
    1.5 рдФрд░ 2
    Correct
    Wrong
  • 4
    2.5 рдФрд░ 3
    Correct
    Wrong
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Answer : 2. "2 рдФрд░ 2.5"

Q:

If $$ {(x^{3})^{3} ├Ч x^{5}\over{x^{4}}}=x^{n}$$ then find the value of n.

925 0

  • 1
    10
    Correct
    Wrong
  • 2
    7
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 1. "10"

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