Algebra Practice Question and Answer

Q:

рдпрджрд┐┬а $$x=(\sqrt2+1)^{1\over3} $$, рд╣реИ $$(x^3-{1\over {x^3}}) $$┬ардХрд╛ рдорд╛рди рд╣реИ-

780 0

  • 1
    0
    Correct
    Wrong
  • 2
    $$-\sqrt { 2} \ $$
    Correct
    Wrong
  • 3
    2
    Correct
    Wrong
  • 4
    $$3\sqrt { 2} \ $$
    Correct
    Wrong
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Answer : 3. "2"

Q:

рдпрджрд┐┬а$$ {4p\over{{p^2}}-4p+4}={1\over8}$$, pтЙа0 ┬ард╣реИ рддреЛ┬а$$ {p+{4\over p}}$$┬ардХрд╛ рдорд╛рди рд╣реЛрдЧрд╛ред

970 0

  • 1
    34
    Correct
    Wrong
  • 2
    37
    Correct
    Wrong
  • 3
    36
    Correct
    Wrong
  • 4
    35
    Correct
    Wrong
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Answer : 3. "36"

Q:

рд╕рд░рд▓реАрдХрд░рдг рдХрд┐рдЬрд┐рдП

1305 0

  • 1
    3/2
    Correct
    Wrong
  • 2
    5/2
    Correct
    Wrong
  • 3
    7/2
    Correct
    Wrong
  • 4
    11/2
    Correct
    Wrong
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Answer : 3. "7/2"

Q:


938 0

  • 1
    -1
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    2
    Correct
    Wrong
  • 4
    41
    Correct
    Wrong
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Answer : 2. "1"

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Answer : 2. "$$4A^3-3A$$ "

Q:

рдпрджрд┐┬а$$ x={\sqrt3\over{2}}$$┬ард╣реИ, рддреЛ $$ \sqrt{1+x}-\sqrt{1-x}$$┬а рдХрд╛ рдорд╛рди рдЬреНрдЮрд╛рдд рдХрд░реЗрдВред

908 0

  • 1
    1
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    $$ \sqrt{3}$$
    Correct
    Wrong
  • 4
    $$ \sqrt{2}$$
    Correct
    Wrong
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Answer : 1. "1"

Q:

рдпрджрд┐ a = 2.234, b = 3.121 ┬ардФрд░ c = тАУ5.355, рд╣реИ рддреЛ $$ a^3 + b^3 + c^3 тАУ 3abc$$ рдХрд╛ рдорд╛рди рд╣реЛрдЧрд╛ред

1041 0

  • 1
    -1
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    1
    Correct
    Wrong
  • 4
    2
    Correct
    Wrong
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Answer : 2. "0"

Q:

рдпрджрд┐┬а$$64^{x+1}={64\over 4^x}$$┬ард╣реИ,┬арддреЛ┬аx┬ардХрд╛ рдорд╛рди рдЬреНрдЮрд╛рдд рдХрд░реЗ┬а

725 0

  • 1
    $$1\over 2$$
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    1
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
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Answer : 4. "0"

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