Algebra Practice Question and Answer

Q:

यदि x = 19 और y = 18, तो $$ {{x^2}+{y^2}+{xy}}\over x^3-y3 $$ का मान है

360 0

  • 1
    1
    Correct
    Wrong
  • 2
    37
    Correct
    Wrong
  • 3
    324
    Correct
    Wrong
  • 4
    361
    Correct
    Wrong
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Answer : 1. "1 "

Q:

यदि $$ a={b^2\over b-a} $$ तो a3 + b3 का मान है

345 0

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

Q:

दी गई प्रतिक्रियाओं में से, (a2 – b2 )3 + (b2 – c2) 3 + (c2 – a2) 3 का एक कारक है

327 0

  • 1
    (a + b) (a – b)
    Correct
    Wrong
  • 2
    (a + b) (a + b)
    Correct
    Wrong
  • 3
    (a – b) (a – b)
    Correct
    Wrong
  • 4
    (b – c) (b – c)
    Correct
    Wrong
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Answer : 1. "(a + b) (a – b) "

Q:

यदि x = y = 333 और z = 334, तो x3 + y+ z3 – 3xyz का मान है 

363 0

  • 1
    0
    Correct
    Wrong
  • 2
    667
    Correct
    Wrong
  • 3
    1000
    Correct
    Wrong
  • 4
    2334
    Correct
    Wrong
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Answer : 3. "1000 "

Q:

यदि a = 34, b = c = 33, तो a3 + b3 + c3 – 3abc का मान है

298 0

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

Q:

यदि a + b = 1 और a3 + b3 + 3ab = k, तो k का मान है

419 0

  • 1
    1
    Correct
    Wrong
  • 2
    3
    Correct
    Wrong
  • 3
    5
    Correct
    Wrong
  • 4
    7
    Correct
    Wrong
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Answer : 1. "1 "

Q:

यदि a + b + c = 6, a2 + b+ c= 14 और a3 + b3 + c= 36, है, तो abc का मान है

370 0

  • 1
    3
    Correct
    Wrong
  • 2
    6
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    12
    Correct
    Wrong
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Answer : 2. "6 "

Q:

यदि $${144\over0.144}={14.4\over x}$$ है, तो x का मान ज्ञात करे

1459 0

  • 1
    144
    Correct
    Wrong
  • 2
    14.4
    Correct
    Wrong
  • 3
    1.44
    Correct
    Wrong
  • 4
    0.0144
    Correct
    Wrong
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Answer : 4. "0.0144"

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