Irrational Numbers: show that cube root of 6 is irrational

[kishorek]

Show that cube root of 6 is an irrational number.

can you please help me to prove this.

[Martingale]

Show that cube root of 6 is an irrational number. can you please help me to prove this.

try assuming that it is rational and deriving a contradiction.

[stapel_eliz]

Show that cube root of 6 is an irrational number.

To expand upon the previous reply, review the following articles:

. . . . .Google results for "prove square root 2 irrational"
. . . . .Ask Dr. Math: Proof that sqrt(3) is irrational
. . . . .Ask Dr. Math: Prove or disprove sqrt(2), sqrt(4) irrational
. . . . .Ask Dr. Math: Proving sqrt(3) is irrational
. . . . .Physics Forum: Proving that cube root 7 is irrational
. . . . .Google results for "prove cube root 2 irrational"

You'll quickly note that the various proofs all follow the same sorts of techniques and thought processes. Model your proof on those same methods.

Have fun!