Algebra Question with answer Practice Question and Answer

Q:

यदि a =500, b=502 और c=504 है तो a3 +b3 +c3-3abc का मान होगा—

1096 0

  • 1
    17040
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    Wrong
  • 2
    18072
    Correct
    Wrong
  • 3
    12048
    Correct
    Wrong
  • 4
    15050
    Correct
    Wrong
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Answer : 2. "18072"

Q:


1087 0

  • 1
    -1
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    1
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    2
    Correct
    Wrong
  • 4
    41
    Correct
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Answer : 2. "1"

Q:

यदि  a + a2+a3-1=0,  है तो a3 +(1/a) का मान होगा—

1082 0

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    1
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    4
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    2
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    3
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Answer : 3. "2"

Q:

यदि (a-b)2 + (b-c)2 + (c-a)2 = 0, (a3+b3+c3-3abc) तो  का मान ज्ञात कीजिये ?

1077 0

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    2
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    -1
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    0
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    1
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Answer : 3. "0"

Q:

If x - y = 6 and xy = 40, then  find

1071 0

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    146
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    80
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    89
    Correct
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    116
    Correct
    Wrong
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Answer : 4. "116"

Q:

यदि x = b+c -2a, y=c+a-2b, z=a+b-2c है, तो x2+y2-z2+2xy का मान क्या होगा ?

1064 0

  • 1
    a-b+c
    Correct
    Wrong
  • 2
    a+b-c
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    a+b+c
    Correct
    Wrong
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Answer : 3. "0"

Q:

यदि a+b=2c है, तो का मान ज्ञात करें ?

1063 0

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    -1
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    0
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    1
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Answer : 4. "1 "

Q:

 का मान होगा।

1061 0

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    5
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    4
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    3
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    2
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Answer : 3. "3"

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