Algebra Practice Question and Answer

Q:

рдпрджрд┐┬аx+y=10 ┬ардФрд░┬аxy=4┬ард╣реИ┬а,рддреЛ┬аx4+y4┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реИ?

1304 0

  • 1
    8432
    Correct
    Wrong
  • 2
    8464
    Correct
    Wrong
  • 3
    7478
    Correct
    Wrong
  • 4
    6218
    Correct
    Wrong
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Answer : 1. "8432"

Q:

рд╕рд░рд▓реАрдХрд░рдг рдХрд┐рдЬрд┐рдП

1304 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: рдпрджрд┐┬аa2 + b2 + 64c2 + 16c + 3 = 2(a +b),┬ард╣реИ рддреЛ┬а┬а4a7 + b7 + 8c2┬ардХрд╛ рдорд╛рди рд╣реЛрдЧрд╛тАФ 1301 0

  • 1
    $$ {4{1\over 8}}$$
    Correct
    Wrong
  • 2
    $$ {5{1\over 8}}$$
    Correct
    Wrong
  • 3
    $$ {4{7\over 8}}$$
    Correct
    Wrong
  • 4
    $$ {3{1\over 8}}$$
    Correct
    Wrong
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Answer : 2. "$$ {5{1\over 8}}$$"

Q:

рдпрджрд┐┬аx - y = 3┬ард╣реЛ рддреЛ┬аx3┬а- y3-9xy┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реЛрдЧрд╛┬а? ┬а

1292 0

  • 1
    18
    Correct
    Wrong
  • 2
    27
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    9
    Correct
    Wrong
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Answer : 2. "27 "

Q:

рдпрджрд┐┬аa-6b = 3┬а┬ард╣реИ,┬арддреЛ┬аa3-216b3-54ab┬ардХрд╛ рдорд╛рди рд╣реЛрдЧрд╛┬а?

1283 0

  • 1
    27
    Correct
    Wrong
  • 2
    64
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
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Answer : 1. "27"

Q:

рдпрджрд┐┬а$$ {x+{1\over{x}}}$$,┬ард╣реИ рддреЛ рдХрд╛┬а$$ {x^2}+{1\over{x^2}}$$┬ардорд╛рди рд╣реЛрдЧрд╛ред

1282 0

  • 1
    9
    Correct
    Wrong
  • 2
    7
    Correct
    Wrong
  • 3
    11
    Correct
    Wrong
  • 4
    14
    Correct
    Wrong
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Answer : 2. "7"

Q:

рдпрджрд┐ $$ {(x+{1 \over{x}})^{2}}=3$$, ┬ард╣реИ рддреЛ рдХрд╛ $$ ┬а{x^{206}+x^{200}+x^{90}+x^{84}+x^{18}+x^{12}+x^{6}+1}$$ рдорд╛рди рд╣реЛрдЧрд╛ред

1258 0

  • 1
    0
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    84
    Correct
    Wrong
  • 4
    206
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "0"

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