Algebra Practice Question and Answer

Q:

рдпрджрд┐┬аx+y+z=22 ┬арддрдерд╛┬а┬аxy+yz+zx=35,┬а┬ард╣реИрдВ,┬арддреЛ┬а(x-y)2 +(y-z)2+(z-x)2┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реИ?

1849 0

  • 1
    793
    Correct
    Wrong
  • 2
    681
    Correct
    Wrong
  • 3
    758
    Correct
    Wrong
  • 4
    715
    Correct
    Wrong
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Answer : 3. "758"

Q:

рдпрджрд┐┬аp + m = 6┬ардФрд░┬аp3 + m3 = 72 ,┬арддреЛ┬аpm┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реИ┬а?┬а

1848 0

  • 1
    12
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    6
    Correct
    Wrong
  • 4
    9
    Correct
    Wrong
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Answer : 2. "8 "

Q:

рдпрджрд┐┬аbc+ab+ca=abc┬ард╣реИ рддреЛ┬а$$ {b+c\over {bc(a-1)}}+{a-c\over {ac(b-1)}}+{a+b\over {ab(c-1)}}$$┬ардХрд╛ рдорд╛рди рд╣реЛрдЧрд╛

1840 0

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

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Answer : 1. "a = 2, b = -12"

Q:

рдпрджрд┐┬а(a-b)2 + (b-c)2 + (c-a)2 = 0, (a3+b3+c3-3abc) рддреЛ ┬ардХрд╛ рдорд╛рди рдЬреНрдЮрд╛рдд рдХреАрдЬрд┐рдпреЗ┬а?

1788 0

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

Q:

рдпрджрд┐┬аx-y=2, xy=24┬ард╣реИ рддреЛ┬а(x2+y2)┬ардХрд╛ рдорд╛рди рдЬреНрдЮрд╛рдд рдХрд░реЗрдВред

1777 0

  • 1
    52
    Correct
    Wrong
  • 2
    63
    Correct
    Wrong
  • 3
    36
    Correct
    Wrong
  • 4
    25
    Correct
    Wrong
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Answer : 1. "52"

Q:

рдпрджрд┐┬аa+b=17┬ардФрд░┬а┬аa тАУ b =9┬ард╣реЛ,┬арддреЛ┬а$$ {(4a^2+4b^2)}$$ ┬ардХрд╛ рдорд╛рди рдмрддрд╛рдЗрдП?

1754 0

  • 1
    710
    Correct
    Wrong
  • 2
    720
    Correct
    Wrong
  • 3
    730
    Correct
    Wrong
  • 4
    740
    Correct
    Wrong
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Answer : 4. "740"

Q:

рдпрджрд┐┬аa-b=10 , ab=-21,┬а┬ард╣реИ рддреЛ┬аa3-b3┬ардХрд╛ рдорд╛рди рд╣реЛрдЧрд╛ред

1747 0

  • 1
    316
    Correct
    Wrong
  • 2
    370
    Correct
    Wrong
  • 3
    185
    Correct
    Wrong
  • 4
    158
    Correct
    Wrong
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  • Workspace

Answer : 2. "370"

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