The value of log 497 is
2
1
The surd having radicand 9 and order 3 is
The scientific notation of 923.4 is
9.234 × 10-2
9.234 × 102
9.234 × 103
9.234 × 10-3
The order and radicand of the surd are respectively
8,12
12,8
16,12
12,16
Which one of the following is not true?
is an irrational number
If a is a rational number and is an irrational number then is an irrational number
Every surd is an irrational number
The square root of every positive integer is always irrational.
The form of is
Which of the following are irrational numbers:
(ii),(iii),(iv)
(i), (ii) and (iv)
(i), (ii) and (iii)
(i), (iii), (iv)
The decimal form of 2.57 × 103 is
257
2570
25700
257000
Which of the following is an irrational number
π
√9
100
If a number has non-terminating and non-recurring decimal expansion, then it is
a rational number
a natural number
an irrational number
an integer
