SOLUTION: Please help me solve this problem : Prove that cubed root of 7 increased by 1 is irrational. Hint: Consider x^3-3x^2+3x-8=0.

SOLUTION: Please help me solve this problem : Prove that cubed root of 7 increased by 1 is irrational. Hint: Consider x^3-3x^2+3x-8=0.

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Question 1091392: Please help me solve this problem : Prove that cubed root of 7 increased by 1 is irrational. Hint: Consider x^3-3x^2+3x-8=0.
Answer by ikleyn(52794) (Show Source): You can put this solution on YOUR website!
.
Read the lesson
- Proving irrationality of some real numbers
in this site.

Notice: Your hint is not relevant to the problem. Ignore this hint.

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