Simplification Practice Question and Answer

Q:

दो संख्याओं के वर्गो का योग 146 है और उनमें से एक का वर्गमूल 5 है , तो दूसरी संख्या का घन क्या होगा ? 

1267 0

  • 1
    1331
    Correct
    Wrong
  • 2
    1441
    Correct
    Wrong
  • 3
    1111
    Correct
    Wrong
  • 4
    1221
    Correct
    Wrong
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Answer : 1. "1331"

Q:

$$ (17)^{2} + 6 × (13)^{2}-212×6$$

1263 0

  • 1
    11
    Correct
    Wrong
  • 2
    23
    Correct
    Wrong
  • 3
    49
    Correct
    Wrong
  • 4
    31
    Correct
    Wrong
  • 5
    47
    Correct
    Wrong
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Answer : 4. "31"

Q:

सरल कीजिए $$ {(2x)^{2}-(2y)^{2}-(4x)^{2}}$$

1262 0

  • 1
    $$ {(12x^{2}-4y^{2})}$$
    Correct
    Wrong
  • 2
    $$ {(12x^{2}+4y^{2})}$$
    Correct
    Wrong
  • 3
    $$ {-12x^{2}+4y^{2}}$$
    Correct
    Wrong
  • 4
    $$ {-12x^{2}-4y^{2}}$$
    Correct
    Wrong
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Answer : 4. "$$ {-12x^{2}-4y^{2}}$$"

Q:

यदि $$ \sqrt{2}=1.414 $$,  है तो $$ { \sqrt{2}-1\over\sqrt{2}+1} $$   का मान किसके निकटतम है ?

1258 0

  • 1
    0.414
    Correct
    Wrong
  • 2
    0.586
    Correct
    Wrong
  • 3
    0.172
    Correct
    Wrong
  • 4
    1.414
    Correct
    Wrong
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Answer : 3. "0.172"

Q:

दिए गए समीकरण में x का मान होगा।
$$ {23 ^2 + \sqrt{x}=625}$$

1257 0

  • 1
    9576
    Correct
    Wrong
  • 2
    9124
    Correct
    Wrong
  • 3
    9216
    Correct
    Wrong
  • 4
    9028
    Correct
    Wrong
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Answer : 3. "9216"

Q:

यदि $$\sqrt{x}÷ \sqrt{144} = 0.02, $$, तो x  का मान ज्ञात करे।

1247 0

  • 1
    1.64
    Correct
    Wrong
  • 2
    2.64
    Correct
    Wrong
  • 3
    1.764
    Correct
    Wrong
  • 4
    0.0576
    Correct
    Wrong
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Answer : 4. "0.0576"

Q:

सरल करें $$ {9।3-5।-5।-5।4।÷10\over-3(5)-2×4÷2}$$

1238 0

  • 1
    $$-{16\over 19}$$
    Correct
    Wrong
  • 2
    $${4\over 7}$$
    Correct
    Wrong
  • 3
    $$9\over 10$$
    Correct
    Wrong
  • 4
    $$-{8\over 17}$$
    Correct
    Wrong
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Answer : 1. "$$-{16\over 19}$$"

Q:

1000 में से वह कौन - सी न्यूनतम संख्या घटायी जाए कि परिणाम एक पूर्ण वर्ग हो? 

1231 0

  • 1
    39
    Correct
    Wrong
  • 2
    40
    Correct
    Wrong
  • 3
    37
    Correct
    Wrong
  • 4
    38
    Correct
    Wrong
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Answer : 1. " 39 "

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