HELP 35 POINTS HERE MUST BE RIGHT AND I WILL RATE 5 STARS AND GIVE BRAINLIEST

An irrational number cannot be written as a ______ of two integers.

difference

ratio

2.

The Pythagoreans discovered irrationals in about the ____th Century BC.

5

6

7

3.

An irrational number written in decimal form will be nonterminating and non____________.

essential

repeating