benchmarks.wiki / Public workspace

MATH / If ‖a‖=3 and ‖b‖=4, then find all k for which the vectors a+kb and a−kb are orthogonal. · Discussion

Discussing If ‖a‖=3 and ‖b‖=4, then find all k for which the vectors a+kb and a−kb are orthogonal. · 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.