Express the following statments using quantifiers.

[ayham123]

Homework Statement

Express the following statements using { not, implies, or , and} and quantifiers over natural numbers n, we can only use {+,-,x,>,=} as primitive operations and relations over n.

Homework Equations

a) even number n is a sum of four perfect squares?
b) every number n greater than 2 is not dividsible by n -1 ?

The Attempt at a Solution

 

[HallsofIvy]

Did you not read the rules for this forum? You must show your own work, not just ask others to do the problems for you.

 

[ayham123]

i don't know how to solve it! that's why I am asking, i am completely lost