prove that/ ((sin^3 a)/(sin b))+((cos^3 a)/(cos b))≥sec(a−b) for all a,b∈ (0,(π/2))


Question and Answers Forum

All Questions Topic List
Algebra Questions
Previous in All Question Next in All Question
Previous in Algebra Next in Algebra
Question Number 90483 by M±th+et£s last updated on 23/Apr/20

$p r o v e t h a t / \frac{{s i n}^{3} a}{s i n b} + \frac{{c o s}^{3} a}{c o s b} ⩾ s e c (a - b)$ $f o r a l l a, b \in (0, \frac{π}{2})$
Terms of Service
Privacy Policy
Contact: info@tinkutara.com

Question and Answers Forum