discrete math

posted by .

If p is prime prove that p^1/2 (root p) is irrational.

Generalize the proof that sqrt 2 is irrational. You can find several proofs here:

http://www.cut-the-knot.org/proofs/sq_root.shtml

You should be able to apply the proof to all square roots of prime integers.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. biomes

    what are the latitudes of savannahs and grasslands, and coral reefs?
  2. science

    I am in middle school and we are doing a catapult projectile lab. The question is, using knowledge of force, motion and projectiles, can a catapult be built to accurately project a marshmellow toward a designated target. We have to …
  3. algebra,math

    is there a good website where describes the importance of function notations. http://www.cut-the-knot.org/do_you_know/FunctionMain.shtml After reading the website it gives me the definition of function notations. Although what is important …
  4. English

    We are putting together a scrapbook for my older sister, and we came up with some dictionary definitions for parts of her name, but does anyone know of a meaning for "Valaitis"?
  5. Biology

    Hi I checked all websites that have the gropus of arthropods and I cannot still clasify crabs ! What type of crab are you trying to classify?
  6. MATH

    Which number is an irrational number? a) ã3 b) -13.5 c) 7/11 d) 1/ ã9 What is the definition of an irrational number?
  7. history

    what is the concept of judicial review? and why is it so important Thank yoy for using the Jiskha Homework Help Forum. Here are some places to visit: 1. http://en.wikipedia.org/wiki/Judicial_review 2. http://www.constitutioncenter.org/explore/BasicGoverningPrinciples/JudicialReview.shtml
  8. writeteacher answer this!!!

    Who is W.B. Yeats and where is the best place to look for his information?
  9. algebra 1 I NEED HELP!!

    the bottom of a 25-foot ladder is placed 7 feet from a wall. How far will the ladder reach up?
  10. history

    What kind of leader was Joesph Mobutu? You can read about this dictator in these sites and decide for yourself the type of leader he was. http://en.wikipedia.org/wiki/Mobutu_Sese_Seko http://www.bbc.co.uk/worldservice/africa/features/storyofafrica/14chapter7.shtml

More Similar Questions