Algebra Question with answer Practice Question and Answer

Q:

What is the area (in sq. cm) of a rhombus if the lengths of the diagonals are 12 cm and 14 cm ?

1684 0

  • 1
    42
    Correct
    Wrong
  • 2
    168
    Correct
    Wrong
  • 3
    84
    Correct
    Wrong
  • 4
    63
    Correct
    Wrong
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Answer : 3. "84"

Q:

If x2+y2+z2 = xy + yz + zx, then the value of is

1660 0

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

Q:

Find the minimum value of x which the expression  
x3-7x2+11x - 5 ≥ 0.

1659 0

  • 1
    1
    Correct
    Wrong
  • 2
    - 3
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    5
    Correct
    Wrong
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Answer : 1. "1"

Q:

If a=x+y, b=x-y, c=x+2y, then is

1599 0

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

Q:

If a\b + b\a =1, then the value of a3+b3 will be 

1595 0

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

Q:

If p=99, then the value of p(p2+3p+3) will be

1593 0

  • 1
    1000001
    Correct
    Wrong
  • 2
    999998
    Correct
    Wrong
  • 3
    999999
    Correct
    Wrong
  • 4
    1000000
    Correct
    Wrong
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Answer : 3. "999999"

Q:

If (x+y+z)=12, xy+yz+zx=44 and xyz=48, then what is the value of x3+y3+z3=?

1591 0

  • 1
    104
    Correct
    Wrong
  • 2
    144
    Correct
    Wrong
  • 3
    288
    Correct
    Wrong
  • 4
    196
    Correct
    Wrong
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Answer : 3. "288"

Q:

If x = 2 then the value of is:

1577 0

  • 1
    1211
    Correct
    Wrong
  • 2
    1231
    Correct
    Wrong
  • 3
    1233
    Correct
    Wrong
  • 4
    1321
    Correct
    Wrong
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Answer : 3. "1233"

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