Question

Try These a
Observe that 2 x 3 + 1 = 7 is.
prime number. Here, 1 has been
added to a multiple of 2 to get a
prime number. Can you find
some more numbers of this type?​

Answer 1

5×2+1=11
5×2+3=13
11×2+1=23

Answer 2

Answer:

2×5+1=11

2×6+1=13

2×9+1=19