Algebra Practice Question and Answer

Q:

рдпрджрд┐┬а$${a\over b}={2\over3}$$ рдФрд░┬а$${b\over c}={4\over5}$$ ┬ард╣реИ, рддреЛ┬а$${a+b}\over {b+c}$$ рдХрд╛ рдЕрдиреБрдкрд╛рдд рдХрд┐рд╕рдХреЗ рдмрд░рд╛рдмрд░ рд╣реЛрдЧрд╛ ?

1054 0

  • 1
    $${20\over27} $$
    Correct
    Wrong
  • 2
    $${27\over20} $$
    Correct
    Wrong
  • 3
    $${6\over8} $$
    Correct
    Wrong
  • 4
    $${8\over6} $$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. " $${20\over27} $$"

Q:

рдпрджрд┐┬а$$ {a^{x}={(x+y+z)^{y}}}, a^{y}=(x+y+z)^{z} ┬ардФрд░┬а┬а\ a^{z}=(x+y+z)^{x}$$┬ард╣реИ рддреЛ┬а (x +y +z)┬а┬ардХрд╛ рдорд╛рди рд╣реИ

717 0

  • 1
    0
    Correct
    Wrong
  • 2
    $$ {a^{3}} $$
    Correct
    Wrong
  • 3
    1
    Correct
    Wrong
  • 4
    a
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "a"

Q:

рдпрджрд┐┬аpq+qr+rp=┬ард╣реИ рддреЛ┬а$$ {p^{2}\over {p^{2}-qr}}+{q^{2}\over {q^{2}-rp}}+{r^{2}\over {r^{2}-pq}}$$┬ардХрд╛ рдорд╛рди рд╣реЛрдЧрд╛тАФ

1805 0

  • 1
    0
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    -1
    Correct
    Wrong
  • 4
    3
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "1"

Q:

(x+2y) (x2┬а+ 4y2 тАУ 2xy) рдмрд░рд╛рдмрд░ рд╣реИ-┬а

1016 0

  • 1
    $$5x^3 +8y^3$$
    Correct
    Wrong
  • 2
    $$x^3 +5y^3$$
    Correct
    Wrong
  • 3
    $$x^3 +8y^3$$
    Correct
    Wrong
  • 4
    $$2x^3 +3y^3$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "$$x^3 +8y^3$$"

Q:

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

909 0

  • 1
    1
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    -1
    Correct
    Wrong
  • 4
    2
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "0"

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?

955 0

  • 1
    2
    Correct
    Wrong
  • 2
    -1
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "0"

Q:

If $$ {x+{9\over x}=6}$$ ┬аthen find the value of $$ {x^{2}+{1\over x^{3}}}$$

715 0

  • 1
    $$ {12{1\over 27}}$$
    Correct
    Wrong
  • 2
    $$ {9{1\over 27}}$$
    Correct
    Wrong
  • 3
    $$ {8{1\over 27}}$$
    Correct
    Wrong
  • 4
    $$ {10{1\over 27}}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "$$ {9{1\over 27}}$$"

Q:

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

964 0

  • 1
    17040
    Correct
    Wrong
  • 2
    18072
    Correct
    Wrong
  • 3
    12048
    Correct
    Wrong
  • 4
    15050
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "18072"

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully