Algebra Practice Question and Answer

Q:

यदि 15x– 26x + 8 = (Ax + B) (Cx + D), जहां A और C धनात्मक पूर्णांक हैं, तो (2A + B – C – 2D) का मान क्या है?

448 0

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

Q:

मान लीजिए

P = 12xy – 10y2 – 18x2,

Q = 14x2 + 12y2 + 9xy, and

R = 5y2 – x+ xy और

तब (P + Q) – R =

331 0

  • 1
    22xy – 3x2 + 3y2 
    Correct
    Wrong
  • 2
    22xy + 3x2 – 3y
    Correct
    Wrong
  • 3
    20xy – 3x– 3y2
    Correct
    Wrong
  • 4
    20xy – 3x– 3y2
    Correct
    Wrong
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Answer : 4. "20xy – 3x– 3y2"

Q:

यदि a + b + c = 6, a3 + b3+c3-3abc=342, तो ab + bc + ca का मान क्या है?

384 0

  • 1
    5
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    -7
    Correct
    Wrong
  • 4
    -5
    Correct
    Wrong
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Answer : 3. "-7 "

Q:

यदि 27(x+y)3 – 8(x-y)3=(x+5y)(Ax2+By2+Cxy), तो (A+B-C) का मान क्या है?

348 0

  • 1
    18
    Correct
    Wrong
  • 2
    16
    Correct
    Wrong
  • 3
    13
    Correct
    Wrong
  • 4
    11
    Correct
    Wrong
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Answer : 2. "16"

Q:

यदि $${{5x-7}\over 3}+2={{4x-3}\over 4}+4x$$, तो (8x+5) का मान है

415 0

  • 1
    9
    Correct
    Wrong
  • 2
    13
    Correct
    Wrong
  • 3
    6
    Correct
    Wrong
  • 4
    7
    Correct
    Wrong
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Answer : 3. "6"

Q:

यदि 2x + 3y = 17 और 2x+2 – 3y+1 = 5, तो :

437 0

  • 1
    x = 1, y = 3
    Correct
    Wrong
  • 2
    x = 3, y = 3
    Correct
    Wrong
  • 3
    x = 3, y = 2
    Correct
    Wrong
  • 4
    x = 1, y = 2
    Correct
    Wrong
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Answer : 3. "x = 3, y = 2"

Q:

अभिव्यक्ति (1+x)(1+x2)(1+x4)(1+x8)(1-x) का सरलीकृत रूप क्या है?

449 0

  • 1

    1-x40

    Correct
    Wrong
  • 2

    1-x32

    Correct
    Wrong
  • 3

    1-x16

    Correct
    Wrong
  • 4

    1-x42

    Correct
    Wrong
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Answer : 3. "

1-x16

"

Q:

₹25,000 की राशि पर 12 प्रतिशत वार्षिक ब्याज की दर से तीन वर्ष बाद चक्रवृद्धि ब्याज कितना होगा? 

503 0

  • 1
    ₹10,123.20
    Correct
    Wrong
  • 2
    ₹9,824.00
    Correct
    Wrong
  • 3
    ₹10,520.00
    Correct
    Wrong
  • 4
    ₹9,956.86
    Correct
    Wrong
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Answer : 1. "₹10,123.20 "

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