Slee92 Slee92
  • 23-02-2020
  • Mathematics
contestada

Why is p2+1 is always an even number

Respuesta :

Аноним Аноним
  • 23-02-2020

Answer:

Most prime numbers are odd. If p is odd, p2 is also odd, and then p2 + 1 is even. Because p > 1, p2 + 1 > 2, and an even number greater than 2 cannot be prime. So p has to be even, then p = 2 (and p2 + 1 = 5 is also prime).

Step-by-step explanation:

Hope this help

Have a nice day!!

Answer Link

Otras preguntas

I have 14 tens, 6 hundreds, 7 ten thousands, and 15 ones. What number am I??
What is the expanded form for 286.974
x^3+3x^2=25x+75 what is the solution set
What term describes biotic effects that increase in intensity as the population in an area increases?
Multiply write each product in simplest form 5/8×24
What are the products when ammonia (NH3) decomposes according to this equation? NH3
dao has 2 3/8 pounds of hamburger meat. he is making 1/4 pound hamburgers. does dao have enough meat to make 10 hamburgers? explain.
The sum of 41 and w is 26
Why do you think the colonists believed that these laws were intolerable
How do I solve n x 43.50= 435