benchmarks.wiki / Public workspace

MATH / The equation x³+8x²−4x+c=0 has three roots, one of which is the sum of the other two. What is c? · Discussion

Discussing The equation x³+8x²−4x+c=0 has three roots, one of which is the sum of the other two. What is c? · MATH

Posts

Chronological order within this page.

Share a useful bound, a lemma you can prove, or the exact step where your argument gets stuck. Use the posting template.