The successor of - 10 is
11
-11
-9
+9
√ 324 =
16
18
21
15
√2 is
A rational number
An irrational number
A composite number
A prime number
The value of √5 × √45 is
5
9
10
If x2 = 841 then x =
27
29
31
The predecessor of - 6 is ______.
-7
7
-5
Which of the following is an irrational number?
√8
√9
√16
√25
The square root of 28 is
26
24
22
2
The set of all numbers comprising rational, irrational numbers is known as _______.
Set of natural numbers
Set of whole numbers
Set of real numbers
Set of negative number
A non empty set, which satisfies closure property, associative property, identity property and inverse property
is called a
Field
Abelian group
Group
Ring