Algebra Question with answer Practice Question and Answer

Q:

рдпрджрд┐ $${3x+4y-2z+9=17},{7x+2y+11z+8=23}$$ ┬арддрдерд╛ $$ {5x+9y+6z-4=18}$$ рд╣реИрдВ, рддреЛ $$ {x+y+z-34}$$ рдХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реИ?

1068 0

  • 1
    -45
    Correct
    Wrong
  • 2
    -31
    Correct
    Wrong
  • 3
    -14
    Correct
    Wrong
  • 4
    -28
    Correct
    Wrong
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Answer : 2. "-31"

Q:

рдпрджрд┐┬а$$ {a^4+1}={{a^2}\over{b^2}}{(4b^2-b^4-1)}$$,рд╣реИ,рддреЛ┬а$${a^4+b^4}$$рдХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реИ?

857 0

  • 1
    16
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    32
    Correct
    Wrong
  • 4
    64
    Correct
    Wrong
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Answer : 2. "2"

Q:

рдпрджрд┐┬а$$ ({x+y\over z})=2$$ ,┬а┬ард╣реИ,┬арддреЛ┬а$$ [{ {y\over {y-z}}}] +[{ {x\over {x-z}}}]$$.┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реИ?

755 0

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

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?

1225 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= 22 + 62 + 102 +142 +тАжтАж..942рддрдерд╛┬а┬аQ=12 + 52 + 92 +тАжтАж..812┬ард╣реИрдВ рддреЛ┬аP- Q┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реИ?

2473 0

  • 1
    24645
    Correct
    Wrong
  • 2
    31515
    Correct
    Wrong
  • 3
    29317
    Correct
    Wrong
  • 4
    26075
    Correct
    Wrong
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Answer : 4. "26075"

Q:

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

1306 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:

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

1203 0

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

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