$\sqrt{P}+\sqrt{Q}\backslash sqrt\; P+\backslash sqrt\; Q$ is ………… where P and Q are natural numbers.

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

H.C.F. of 12,18 is

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

The prime factorisation of 729 is

The number of prime factors of 36 is ……………

The exponential form of $lo{g}_{10}log\_\{10\}$ 0.001 = -3 is ……………

The HCF of the polynomials $(x^2-4x+4)(x+3)(x^2-4x+4)(x+3)$ and $(x^2+2x-3)(x-2)(x^2+2x-3)(x-2)$is ..................

$\sqrt{3+\sqrt{5}}\backslash sqrt\{3+\backslash sqrt5\}$ = ................

The sum of LCM and HCF of two numbers is 1260. If their LCM is 900 more than their HCF, find the product of two numbers.