Square Roots and Cube Roots Practice Question and Answer

Q:

рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдХреЛ рд╕рд░рд▓ рдХреАрдЬрд┐рдпреЗ

$${\sqrt { 10+{\sqrt { 25+ {\sqrt { 108 +\sqrt { 154+ \sqrt { 225} \ } \ } \ }} \ } } \ }\over \sqrt { 16+ 19.25├Ч4^2} $$

556 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
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Answer : 2. "$$2\over 9$$"

Q:

рдпрджрд┐┬а$$x=\sqrt {64}+\sqrt {121}-\sqrt {169}$$, рддреЛ x2 рдХрд╛ рдорд╛рди рдЬреНрдЮрд╛рдд рдХреАрдЬрд┐рдП

661 0

  • 1
    16
    Correct
    Wrong
  • 2
    25
    Correct
    Wrong
  • 3
    36
    Correct
    Wrong
  • 4
    49
    Correct
    Wrong
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Answer : 3. "36 "

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:

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
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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

404 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"

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