Maths Practice Question and Answer

Q:

рдпрджрд┐ (3x тАУ 2y) : (2x + 3y) = 5 : 6, рддреЛ┬а$${\left({^3\sqrt { x}+\ ^3\sqrt { y}\over ^3\sqrt { x}-\ ^3\sqrt { y} } \right) \ }^2$$ ┬ардХрд╛ рдПрдХ рдорд╛рди рд╣реИ

643 0

  • 1
    $$1\over 5$$
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    $$1\over 25$$
    Correct
    Wrong
  • 4
    25
    Correct
    Wrong
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Answer : 4. "25"

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

691 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:

рдпрджрд┐┬а $${{p^2\over q^2}+{q^2\over p^2}}=1$$, рддреЛ (p6 + q6 ) рдХрд╛ рдорд╛рди рд╣реИ

635 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:

рдпрджрд┐ a + b тАУ c = 0 рддреЛ 2b2c2 + 2c2a2 + 2a2b2 тАУa4 тАУ b4┬атАУ c4┬ардХрд╛ рдорд╛рди рд╣реИ

619 0

  • 1
    7
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    14
    Correct
    Wrong
  • 4
    28
    Correct
    Wrong
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Answer : 2. "0"

Q:

рдпрджрд┐┬а $$4a-{4\over a}+3=0$$ рддреЛ┬а$$ a^3-{1\over a^3}+3=?$$ рдХрд╛ рдорд╛рди рд╣реИ

624 0

  • 1
    $$3\over 16$$
    Correct
    Wrong
  • 2
    $$7\over 16$$
    Correct
    Wrong
  • 3
    $$21\over 24$$
    Correct
    Wrong
  • 4
    $$21\over 16$$
    Correct
    Wrong
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Answer : 3. " $$21\over 24$$"

Q:

рдпрджрд┐ x2 + y2 + z2 = 2 (x + z тАУ 1), рддреЛ x3 + y3 + z3 рдХрд╛ рдорд╛рди рд╣реЛрдЧрд╛

544 0

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

Q:

x8 тАУ 1 рдФрд░ x4 + 2x3 тАУ 2x тАУ 1 рдХрд╛ HCF рд╣реИ:

625 0

  • 1

    x2 + 1┬а

    Correct
    Wrong
  • 2

    x2 тАУ 1┬а

    Correct
    Wrong
  • 3

    x + 1

    Correct
    Wrong
  • 4

    x тАУ 1

    Correct
    Wrong
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Answer : 4. "

x тАУ 1

"

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