1 is a factor of every number
Prove that x + 1 is a factor of xn − 1 for every odd number n.
Prove that x + 1 is a factor of xn − 1 for every even number n.
1 is a factor of every number and every number is a factor of _____.
Fill in the blanks:-
i) ___________ is a factor of every number.
ii) Every number is a factor of _____________.
iii) Every factor of a number is an exact _________ of that number.
iv) Every factor is ___________ the given number.