Prove the square root of 2 is irrational

Explain proof by contradictionAssume sqrt(2) is rational i.e. can be expressed as the ratio of two integers: a/bUse algebraic steps to find this statement results in a contradictionirrationality proved by contradiction

JP
Answered by Joseph P. Maths tutor

3198 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

y = 4x/(x^2+5). a) Find dy/dx, writing your answer as a single fraction in its simplest form. b) Hence find the set of values of x for which dy/dx < 0


How does integration work?


How do I add up the integers from 1 to 1000 without going insane?


How do I integrate and differentiate 1/(x^2)?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning