It is: 2*(3+4)+1 = 15
-5 and 3
The numbers are: -5 and 3
16
6 2-digit numbers (13/15/35/53/51/31)
The complex conjugate pair 1 ± 3.7417i where i is the imaginary square root of -1.
It is: 2*(3+4)+1 = 15
-5 and 3
-5 and +3
Prime numbers from 1 to 15 are 2, 3, 5, 7, 11 and 13.
They are the numbers that when divided by 2 leave a remainder of 1
The numbers are: -5 and 3
16
6 2-digit numbers (13/15/35/53/51/31)
The prime numbers are: 2 3 5 7 11 and 13 so therefore as a fraction of 15 it is 6/15 or 2/5 simplified
10
3 and -5.