Number Theory
# Prime Numbers

What is the next prime number in this sequence:

\[2, 3, 5, 7, 11, 13, \underline{\quad}, \ldots ? \]

True or false: the number \( 47 \) is prime.

Which of the following numbers is prime?

\[A, \hspace{0.5cm} A+2, \hspace{0.5cm} A+4\]

If \(A>3,\) can all three numbers above be prime?

True or false: the number \( 21 \) is prime.

×

Problem Loading...

Note Loading...

Set Loading...