Simplification Practice Question and Answer

Q:

Find the value of given expression.

30 – [40 – {56 – (25 – 13 – 12)}]

1392 0

  • 1
    38
    Correct
    Wrong
  • 2
    22
    Correct
    Wrong
  • 3
    14
    Correct
    Wrong
  • 4
    46
    Correct
    Wrong
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Answer : 4. "46"

Q:

Find the value of

 sin4300 + cos4300 – sin250cos650-sin650cos250

645 0

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

Q:

If x = 222, y = 223 and z = 224, then find the value of x3+y3+z3-3xyz

545 0

  • 1
    2007
    Correct
    Wrong
  • 2
    2005
    Correct
    Wrong
  • 3
    2006
    Correct
    Wrong
  • 4
    2004
    Correct
    Wrong
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Answer : 1. "2007 "

Q:

The value of is

485 0

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

Q:

If p = 8.15, q = 9.06 and r = −17.21, then the value of p3+q3+r3-3pqr

742 0

  • 1
    -5.62
    Correct
    Wrong
  • 2
    4.75
    Correct
    Wrong
  • 3
    -3.81
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
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Answer : 4. "0 "

Q:

if , then the value of x3 is :

521 0

  • 1
    -256
    Correct
    Wrong
  • 2
    -512
    Correct
    Wrong
  • 3
    256
    Correct
    Wrong
  • 4
    512
    Correct
    Wrong
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Answer : 2. "-512 "

Q:

If   , then what is the value of k?

583 0

  • 1
    102
    Correct
    Wrong
  • 2
    119
    Correct
    Wrong
  • 3
    136
    Correct
    Wrong
  • 4
    85
    Correct
    Wrong
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Answer : 2. "119"

Q:

If , then what is the value of ?

750 0

  • 1
    472
    Correct
    Wrong
  • 2
    492
    Correct
    Wrong
  • 3
    512
    Correct
    Wrong
  • 4
    488
    Correct
    Wrong
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Answer : 4. "488 "

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