in math
There are uncountably many.
Yes they are. They can be used to depict fields around high voltage wires. See the below related link for the field (z-1)/(z+1).
Common denominators are multiples that are being used as denominators. The process to find them is the same.
It is common to group factors in pairs with parentheses surrounding each pair.
Close to infinitely many.
in math
Common factors go into the numbers, the numbers go into common multiples.
No, but factors can.
There are uncountably many.
Proportions are used in real life to determine prices of things.
Number factors help find common denominators in fractions and reducing fractions. In algebra they are used to find the answers to higher level equations like quadratics.
Believe it or not, school is a real life situation. If you are using it in school it real life for you.
If you are in school and are studying trig then you are using trig in real life.
Real useing you house.
Yes, they are used.
they are not trust me