Answer:
A clear rule determines exactly what makes a prime: it's a whole number that can't be exactly divided by anything except 1 and itself. But there's no discernible pattern in the occurrence of the primes. ... That's because after the number 5, there are only four possibilities — 1, 3, 7 and 9 — for prime last digits
Step-by-step explanation:
Answer:
6)GFE
EFG
F
4
8) I got x=1
Step-by-step explanation:
So sorry if that is wrong
Answer:
I think it is a 160o Angle
Step-by-step explanation:
For this case we must simplify the following expression

We know that, by definition:

So, rewriting the expression we have:

We add similar terms taking into account that:
- Equal signs are added and the same sign is placed.
- Different signs are subtracted and the major's sign is placed:

Answer:
