The reciprocal of 62 = ______________
1/36
-1/36
1/12
None of these
(7/2)o × 2 =
0
2
7
The sum of two rational numbers is ______.
A rational number
A real number
Irrational number
Simplify
39√3+1
78√3
If x = 5 - 4 √6, then 1/x = ______.
5 - 3√2
The reciprocal of (-2/5)3 = ___________
-8/15
125/8
-125/8
Rationalise the denominator of 3/√5.
3
3√5/5
3/√5
3√5
One rational number between 3 and 4 is ______.
12
7/2
1/2
( √3 - √2 )2 is a /an _____ number.
Rational
Irrational
Real
None
