Question

I need to know how to do this type of equation :/ ima post the pic in the comments

Answer 1

do you know what prime numbers are?

Answer 2

no i kinda need like a refresh on this..my teacher didnt explain this to me

Answer 3

3 is a prime number beciase 1 and 3 are the only factors (numbers that go into) 3.

4 is not prime because 2 goes into 4.

So a prime number, is a number greater than 1, such that its only divirors are 1 and itself.

Answer 4

Now, you answer your question.

Answer 5

oh i get it now

Answer 6

ok