2023 IOQM/Problem 13

Revision as of 00:04, 27 October 2023 by Combi-hater (talk | contribs) (Created page with "The ex-radii of a triangle are 10 1 2 , 12 and 14. If the sides of the triangle are the roots of the cubic x 3 − px2 + qx − r = 0 , where p, q, r are integers, find the in...")
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

The ex-radii of a triangle are 10 1 2 , 12 and 14. If the sides of the triangle are the roots of the cubic x 3 − px2 + qx − r = 0 , where p, q, r are integers, find the integer nearest to √ p + q + r