You shouldn't worry!
He could be watching television, or be in a meeting, or having an important conversation with another person.
If you suspect he's cheating, ask him what he was doing.
when I open websites the phone number quickly disappears and I can't get it why is this happening can i reprogram to keep it
No relationship.
They are all numbers
Rectangular numbers are a subset of composite numbers. The squares of prime numbers will be composite but not rectangular.
10
Numbers
The only relationship is that they are both numbers.
Non-example of bivariate data in numbers is that with numbers that have no relationship between them.
even when evolutionist rank higher in numbers, the creationist are well ahead explaining and proving most of their beliefes where evolutionist have many things unexplained.
Lions are being threatened by poachers and habitat loss, which is causing their numbers to decrease.
Number theory
number theory