Determine all real values of the parameter a for which the equation

16x⁴ - ax³ + (2a + 17)x² - ax + 16 = 0

has exactly four distinct real roots that form a geometric progression.

(In reply to re: No solution by Jer)

Don't be so hard on yourself, Jer.  I also once made a dumb mistake.  In fact, maybe more than once.  I always look forward to reading your posts.

Posted by Steve Herman on 2024-08-03 09:46:30