Algebra Practice Question and Answer

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

Q:

рдпрджрд┐┬аa =500, b=502┬ардФрд░┬аc=504┬ард╣реИ рддреЛ┬аa3 +b3 +c3-3abc┬ардХрд╛ рдорд╛рди рд╣реЛрдЧрд╛тАФ

1480 0

  • 1
    17040
    Correct
    Wrong
  • 2
    18072
    Correct
    Wrong
  • 3
    12048
    Correct
    Wrong
  • 4
    15050
    Correct
    Wrong
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Answer : 2. "18072"

Q:

рдпрджрд┐┬а(a-b)=-3 , (b-c)=5 and (c-a)=-2┬ард╣реИ рддреЛ┬а$$ {a^{3}+b^{3}+c^{3}-3abc\over a+b+c}$$┬ардХрд╛ рдорд╛рди рд╣реИред

1473 0

  • 1
    18
    Correct
    Wrong
  • 2
    17
    Correct
    Wrong
  • 3
    10.5
    Correct
    Wrong
  • 4
    20.5
    Correct
    Wrong
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Answer : 2. "17"

Q:

рдпрджрд┐┬а$$ {x+{1\over x}=\sqrt{3}}$$ ┬ард╣реИ рддреЛ┬а$$ {x^{48}+x^{378\over7}+x^{726\over11}+x^{60}}$$

1450 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:

$$ \sqrt{6+\sqrt {6+\sqrt {6+....}}}$$┬ардХрд╛ рдорд╛рди рд╣реЛрдЧрд╛ред

1422 0

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

Q:

n┬ардХрд╛ рдорд╛рди рдЬреНрдЮрд╛рдд рдХреАрдЬрд┐рдпреЗ рдЬрдм┬а$$ {n=\sqrt{n+ 2 \sqrt{n+2\sqrt{n+2\sqrt{3n}}}}}$$

1412 0

  • 1
    1
    Correct
    Wrong
  • 2
    3
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    12
    Correct
    Wrong
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Answer : 2. "3"

Q:

рдпрджрд┐┬аk = -3 рд╣реИ рддреЛ┬а$$ {k^3+3k}$$. рдХрд╛ рдорд╛рди рд╣реЛрдЧрд╛ред

1411 0

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

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