Question

Use a proof by contradiction to prove that the sum of an irrational number and a rational number is irrational

Answer 1

Answer:

Step-by-step explanation:

let r and i be a rational and an irrational number and suppose that

s = r + i is rational, then i = s - r is also rational being the difference of two rational numbers. Contradiction!!!!!!!!!

thus the sum of a rational and an irrational number is always irrational.