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CBSE Questions for Class 8 Maths Exponents And Powers Quiz 3 - MCQExams.com

State true or false.
102=1100
  • True
  • False
32 can be written as
  • 32
  • 132
  • 132
  • 23
Mark tick against the correct answer of the following:
(23)5=?
  • 32243
  • 24332
  • 32243
  • 24332
The value of 142 is
  • 16
  • 8
  • 116
  • 18
The value of (25)2 is
  • 45
  • 425
  • 254
  • 52
The value of (2)2×31 is
  • 32
  • 64
  • 32
  • 64
The value of (7181)1(3141) is
  • 44
  • 56
  • 68
  • 12
On multiplying ________  by 25 we get 25
  • 1
  • 2
  • 1
  • 0
(57)5 is equal to
  • (57)5
  • (57)5
  • (75)5
  • (75)5
If x be any integer different from zero and m be any integers then xm is equal to
  • xm
  • xm
  • 1xm
  • 1xm
(75)1 is equal 
  • 57
  • 57
  • 75
  • 75
The expression for 35 with a negative exponent is _________.
  • 135
  • 135
  • 35
  • 135
The value of [21× 31]2 is ______.
  • 62
  • 162
  • 62
  • 162
State whether the following statement is true (T) or false (F):
The value of (2)3 is 18

  • True
  • False
Choose the correct answer from the given four options:
The value of (6181)1 is

  • 12
  • 2
  • 124
  • 24
Choose the correct answer from the given four options:
(32)1 is equal

  • 23
  • 23
  • 32
  • 49
If the coefficients of x7&x8, in the expansion of [2+x3]n are equal, then the value of n is:


  • 15
  • 45
  • 55
  • 56
0:0:2


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