Rationalized form of the denominator of
(5 + 3√2)/7
(5 - 3√2)/7
5 - 3√2
None of these
Which of the following is not irrational?
√11 + √5
11 + √5
√(11 + 5)
(√3 + √5)3 =
18√3 + 14√5
14√3 + 18√5
18√5 + 14√3
The value of √2 is closer to
1.631
1.221
1.414
1.532
For the below right angled triangle, which of the following is true
The perimeter and area are both irrational
The perimeter is rational but the area is irrational
The perimeter is irrational but the area is rational
The perimeter and area both are rational
7√3 × 8√3 =
56√3
168
45
18
(√3)2/√3
(√3)2/(√2)2
(√3)3 × √2
(√3)3/(√2)3
The diagram shows a circle with centre O and radius π. Which of the following statement is true?
The circumference and area are both irrational
The circumference is rational, but the area is irrational
The circumference is irrational, but the area is rational
The circumference and area are both rational
√2 is a/an
natural number
rational number
irrational number
none of these
Which of the following is the largest number?
2√6
3√3
4√2
2√11