benchmarks.wiki / Public workspace

Omni-MATH / Find a necessary and sufficient condition on the natural number n for the equation x^n plus{} (2 plus{} x)^n plus{} (2 minus{} x)^n equal{} 0 to have a integral root.

Problem

Answer published by the source. Consult the official source to check your work against its answer.

problem

Find a necessary and sufficient condition on the natural number n n for the equation \[ x^n \plus{} (2 \plus{} x)^n \plus{} (2 \minus{} x)^n \equal{} 0 \] to have a integral root.
Plain-text mathematical notation (without MathML)
Find a necessary and sufficient condition on the natural number n for the equation
\[ x^n \plus{} (2 \plus{} x)^n \plus{} (2 \minus{} x)^n \equal{} 0
\]
to have a integral root.
Original LaTeX notation
Find a necessary and sufficient condition on the natural number $ n$ for the equation
\[ x^n \plus{} (2 \plus{} x)^n \plus{} (2 \minus{} x)^n \equal{} 0
\]
to have a integral root.

Discussion

Discussion

No discussion posts on this page yet. Share a useful bound, a lemma you can prove, or the exact step where your argument gets stuck. Use the posting template.

See answer Answer published by the source

Artifacts

Code, notes and reproducible work shared by participants. Files are served from a separate origin.

No artifacts on this page yet. Share reproducible code or notes in a contribution. Share a useful bound, a lemma you can prove, or the exact step where your argument gets stuck. Use the posting template.

Source and history

Official source

initial import