Algebra Question with answer Practice Question and Answer

Q:

यदि $$ {t^{2}-4t+1=0}$$ तो $${t^{3}+{1\over {t^{3}}}}$$ का मान क्या होगा—

1906 0

  • 1
    44
    Correct
    Wrong
  • 2
    48
    Correct
    Wrong
  • 3
    52
    Correct
    Wrong
  • 4
    64
    Correct
    Wrong
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Answer : 3. "52"

Q:

यदि $$ {3x+}{2\over {\sqrt{x}}}=1$$  है तो$$ {x-{\sqrt{x}}}=?$$

1900 0

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

Q:

यदि $$ {x+{1\over {x}}=1}$$,  है तो $$ {x^{208}+{x^{205}+x^{204}+x^{201}}}$$ का मान क्या होगा?

1872 1

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

Q:

निम्न समीकरण हो हल कीजिए

1864 0

  • 1
    4
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    10
    Correct
    Wrong
  • 4
    12
    Correct
    Wrong
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Answer : 3. "10"

Q:

यदि a=34, b=c=33 है, तो a3+b3+c3-3abc का मान ज्ञात करे ।

1860 0

  • 1
    50
    Correct
    Wrong
  • 2
    100
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    111
    Correct
    Wrong
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Answer : 2. "100"

Q:

यदि a3b = abc = 180, है और a, b, c धनात्मक पूर्णांक है तो c का मान ज्ञात करे।

1851 0

  • 1
    4
    Correct
    Wrong
  • 2
    25
    Correct
    Wrong
  • 3
    110
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
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Answer : 4. "1"

Q:

यदि $$ {{x+1}\over4x}={5\over 2}$$, तो $$ 64x^6+1\over 8x^3  $$ का मान क्या होगा ?

1849 0

  • 1
    110
    Correct
    Wrong
  • 2
    115
    Correct
    Wrong
  • 3
    125
    Correct
    Wrong
  • 4
    120
    Correct
    Wrong
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Answer : 2. "115"

Q:

यदि x+y+z=22  तथा  xy+yz+zx=35,  हैं, तो (x-y)2 +(y-z)2+(z-x)का मान क्या है?

1844 0

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

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