Algebra Practice Question and Answer

Q:

यदि  $$x=(\sqrt2+1)^{1\over3} $$, है $$(x^3-{1\over {x^3}}) $$ का मान है-

780 0

  • 1
    0
    Correct
    Wrong
  • 2
    $$-\sqrt { 2} \ $$
    Correct
    Wrong
  • 3
    2
    Correct
    Wrong
  • 4
    $$3\sqrt { 2} \ $$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "2"

Q:

यदि $$ {x+{1\over{x}}}$$, है तो का $$ {x^2}+{1\over{x^2}}$$ मान होगा।

1282 0

  • 1
    9
    Correct
    Wrong
  • 2
    7
    Correct
    Wrong
  • 3
    11
    Correct
    Wrong
  • 4
    14
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "7"

Q:

निम्न समीकरण हो हल कीजिए

994 0

  • 1
    4
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    10
    Correct
    Wrong
  • 4
    12
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "10"

Q:

यदि a + b + c = 0  है, तो a3+b3+cकिसके बराबर है ?

1956 0

  • 1
    a + b + c
    Correct
    Wrong
  • 2
    abc
    Correct
    Wrong
  • 3
    2abc
    Correct
    Wrong
  • 4
    3abc
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "3abc"

Q:

सरलीकरण किजिए

1304 0

  • 1
    3/2
    Correct
    Wrong
  • 2
    5/2
    Correct
    Wrong
  • 3
    7/2
    Correct
    Wrong
  • 4
    11/2
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "7/2"

Q:


938 0

  • 1
    -1
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    2
    Correct
    Wrong
  • 4
    41
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "1"

Q:

यदि दो संख्या x और $$1\over x$$ (जहाँ x ≠ 0) का औसत A है तो x3 और $$1\over {x^3}$$ तो का औसत क्या होगा ?

920 0

  • 1
    $$4A^3-2A$$
    Correct
    Wrong
  • 2
    $$4A^3-3A$$
    Correct
    Wrong
  • 3
    $$4A^3-4A$$
    Correct
    Wrong
  • 4
    $$4A^2-2A$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "$$4A^3-3A$$ "

Q:

यदि $$ x={\sqrt3\over{2}}$$ है, तो $$ \sqrt{1+x}-\sqrt{1-x}$$  का मान ज्ञात करें।

908 0

  • 1
    1
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    $$ \sqrt{3}$$
    Correct
    Wrong
  • 4
    $$ \sqrt{2}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "1"

      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