Real Number Quiz 6

Question 1

$\sqrt P+\sqrt Q$ is &hellip;&hellip;&hellip;&hellip; where P and Q are natural numbers.

Accepted Answer

real number

Answer

irrational number

Answer

natural number

Answer

rational number

Question 2

$\sqrt{\frac{a}{b}+\frac{b}{a}-2} =$ ...............

Accepted Answer

$\sqrt\frac{a}{b}-\sqrt\frac{b}{a}$

Answer

$\sqrt\frac{a}{b}+\sqrt\frac{b}{a}$

Answer

$\frac{a}{\sqrt b}+\frac{b}{\sqrt a}$

Answer

$\frac{a}{b}+\frac{b}{a}$

Question 3

H.C.F. of 12,18 is

Accepted Answer

6

Answer

36

Answer

12

Answer

18

Question 4

The rational number betwen the pair of numbers $\frac{1}{2}$  and $\sqrt1$ is

Accepted Answer

$\frac{3}{4}$

Answer

$\frac{9}{4}$

Answer

$\frac{5}{4}$

Answer

$\frac{7}{4}$

Question 5

The prime factorisation of 729 is

Accepted Answer

$3^6$

Answer

$3^5$

Answer

$3^4$

Answer

$3^8$

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