If $m$ and $n$ are distinct prime integers,then their $HCF$ is . . . . . . .

Prove that $3 + 2\sqrt{5}$ is irrational.

The value of $\sqrt{1+1}$ is . . . . . . (Rational,Irrational,Integer).

If $HCF(p, q) = p$,then $LCM(p, q)$ is equal to . . . . . . .

Every composite number greater than $1$ can be expressed (factorized) as a product of primes,and this factorization is . . . . . . apart from the order in which the prime factors occur. ($0$,$1$,unique)

The Greatest Common Divisor $(GCD)$ of $5$ and $15$ is $10$. State whether this statement is True or False.