Simplification Questions Practice Question and Answer

Q:

अगर $${{k^2}\over {k^2-2k+1}}={1\over 6}$$, तो $${1\over k^3}+k3$$  का मान क्या है?

1163 0

  • 1
    472
    Correct
    Wrong
  • 2
    492
    Correct
    Wrong
  • 3
    512
    Correct
    Wrong
  • 4
    488
    Correct
    Wrong
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Answer : 4. "488 "

Q:

$${(75.8)^2-(55.8)^2\over20}$$ का मान क्या है?  

1163 0

  • 1
    121.6
    Correct
    Wrong
  • 2
    40
    Correct
    Wrong
  • 3
    131.6
    Correct
    Wrong
  • 4
    20
    Correct
    Wrong
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Answer : 3. "131.6"

Q:

यदि $$ a={{\sqrt{3}+\sqrt{2}}\over {\sqrt{3}-\sqrt{2}}}$$  और $$ b={{\sqrt{3}-\sqrt{2}}\over {\sqrt{3}+\sqrt{2}}}$$,  है तो $$ {a^2\over b}+{b^2\over a}=?$$

1149 0

  • 1
    970
    Correct
    Wrong
  • 2
    960
    Correct
    Wrong
  • 3
    950
    Correct
    Wrong
  • 4
    940
    Correct
    Wrong
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Answer : 1. "970"

Q:

निम्नलिखित व्यंजक को सरल कीजिए।

  25-(4÷2)+11.5+9.5

1137 0

  • 1
    46
    Correct
    Wrong
  • 2
    47
    Correct
    Wrong
  • 3
    44
    Correct
    Wrong
  • 4
    45
    Correct
    Wrong
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Answer : 3. "44"

Q:

$$ ^{3}\sqrt{-2197} × ^{3}\sqrt{{-125}} \ ÷ ^{3}\sqrt{27\over512}$$ सरल कीजिये।

1125 0

  • 1
    $$ {520\over 3}$$
    Correct
    Wrong
  • 2
    $$ {520\over 13}$$
    Correct
    Wrong
  • 3
    $$ {540\over 3}$$
    Correct
    Wrong
  • 4
    $$ {520\over 13}$$
    Correct
    Wrong
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Answer : 1. "$$ {520\over 3}$$"

Q:

निर्देश: प्रश्न चिह्न (?) के स्थान पर क्या आयेगा?

$$ {\sqrt{4489}+(71)^{2}-(?)^{2}=2707}$$

1124 0

  • 1
    39
    Correct
    Wrong
  • 2
    43
    Correct
    Wrong
  • 3
    51
    Correct
    Wrong
  • 4
    49
    Correct
    Wrong
  • 5
    इनमें से कोई नहीं
    Correct
    Wrong
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Answer : 4. "49"

Q:

यदि $$ {y={2x-1\over x+3}}$$ है, तो x का मान ज्ञात कीजिए जब y=1 है।

1123 0

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

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Answer : 2. "5 "

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