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anilorap
 3 years ago
hola,,, question... can I use the rational root test to proof that the cubic root of 2 and square root 3 are irrationals?
anilorap
 3 years ago
hola,,, question... can I use the rational root test to proof that the cubic root of 2 and square root 3 are irrationals?

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satellite73
 3 years ago
Best ResponseYou've already chosen the best response.1sure if you consider the polynomial \[x^32\] the rational roots can only be \[\pm 1,\pm2\] and by inspection neither of those work.

anilorap
 3 years ago
Best ResponseYou've already chosen the best response.0cool.. yea i did that... thanks satellite

satellite73
 3 years ago
Best ResponseYou've already chosen the best response.1i guess if you want a real proof you have to know that the root exists, but that is clear because this is a continuous function that takes on both positive and negative values

anilorap
 3 years ago
Best ResponseYou've already chosen the best response.0they are really asking me prove in detail

anilorap
 3 years ago
Best ResponseYou've already chosen the best response.0what u mean the root exist?
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