Menu Close

if-a-b-0-and-a-4-b-4-17-prove-that-15-a-b-17-14-2ab-




Question Number 155362 by mathdanisur last updated on 29/Sep/21
if  a;b≥0  and  a^4  + b^4  = 17  prove that:  15(a + b) ≥ 17 + 14(√(2ab))
$$\mathrm{if}\:\:\mathrm{a};\mathrm{b}\geqslant\mathrm{0}\:\:\mathrm{and}\:\:\mathrm{a}^{\mathrm{4}} \:+\:\mathrm{b}^{\mathrm{4}} \:=\:\mathrm{17}\:\:\mathrm{prove}\:\mathrm{that}: \\ $$$$\mathrm{15}\left(\mathrm{a}\:+\:\mathrm{b}\right)\:\geqslant\:\mathrm{17}\:+\:\mathrm{14}\sqrt{\mathrm{2ab}} \\ $$$$ \\ $$

Leave a Reply

Your email address will not be published. Required fields are marked *