Algebra Question with answer Practice Question and Answer

Q:

If   then the value of     is

434 0

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

Q:

if , then what is the value of

434 0

  • 1
    110
    Correct
    Wrong
  • 2
    15
    Correct
    Wrong
  • 3
    105
    Correct
    Wrong
  • 4
    -10
    Correct
    Wrong
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Answer : 1. "110 "

Q:

The HCF of x8 – 1 and x4 + 2x3 – 2x – 1 is :

423 0

  • 1

    x2 + 1 

    Correct
    Wrong
  • 2

    x2 – 1 

    Correct
    Wrong
  • 3

    x + 1

    Correct
    Wrong
  • 4

    x – 1

    Correct
    Wrong
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Answer : 4. "

x – 1

"

Q:

If α, β are the roots of 6x2+13x+7=0, then the equation whose roots are α2, β2 is:

404 0

  • 1
    36x2 − 87x + 49 = 0
    Correct
    Wrong
  • 2
    36x− 85x − 49 = 0
    Correct
    Wrong
  • 3
    36x− 85x + 49 = 0
    Correct
    Wrong
  • 4
    36x+ 87x − 49 = 0
    Correct
    Wrong
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Answer : 3. "36x− 85x + 49 = 0"

Q:

If a = 34, b = c = 33, then the value of a3 + b3 + c3 – 3abc is

390 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:

If x2 + y2 + z2 = 2 (x + z – 1), then the value of : x3 + y3 + z3 = ?

377 0

  • 1
    2
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    -1
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "2"

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