Aptitude Practice Question and Answer

Q:

рдпрджрд┐ (m + 1) = тИЪn + 3, рддреЛ┬а$${1\over 2}\left({m^3-6m^2+12m-8\over \sqrt { n}}-n \right) ┬а\ $$ рдХрд╛ рдорд╛рди рд╣реИ

903 0

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

Q:

$$\left({1\over cosec╬╕}-{1\over sin╬╕} \right)+{1\over {cosec╬╕-cot╬╕}} -{1\over sec╬╕+tan╬╕} =?$$

903 0

  • 1
    sin╬╕cos╬╕
    Correct
    Wrong
  • 2
    sin╬╕tan╬╕
    Correct
    Wrong
  • 3
    sec╬╕cosec╬╕
    Correct
    Wrong
  • 4
    cosec╬╕cot╬╕
    Correct
    Wrong
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Answer : 3. "sec╬╕cosec╬╕"

Q:

рдпрджрд┐┬а $$x+{1\over x}=2 $$ рд╣реЛ рддреЛ┬а$$x^{12}-{1\over x^{12}} $$ рдХрд╛ рдореВрд▓реНрдп рд╣реИ

902 0

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

Q:

рдпрджрд┐ $$ {1\over x}+x=4,$$ рд╣реИ рддреЛ $${1\over x^2}+x^2$$ рдЬреНрдЮрд╛рдд рдХреАрдЬрд┐рдП

902 0

  • 1
    14
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 1. " 14 "

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