nice-calculus-prove-that-0-pi-2-2-x-1-sin-3-x-2-x-1-sin-3-x-cos-3-x-dx-lt-pi-8-m-n-1970-

Question Number 119591 by Lordose last updated on 25/Oct/20

\dots n i c e c a l c u l u s \dots

p r o v e t h a t ::

\int_{0}^{\frac{π}{2}} \sqrt{\frac{(2^{x} - 1) {s i n}^{3} (x)}{(2^{x} + 1) ({s i n}^{3} (x) + {c o s}^{3} (x))}} d x < \frac{π}{8}

\dots m . n . 1970 \dots

Commented by mindispower last updated on 25/Oct/20

n o t e t r u e a p r o x i m a t i v e v a l u e o f i n t e g r a l \approx 0.55

p i / 8 ≃ o . 39

Commented by Lordose last updated on 25/Oct/20

{That}^{'} s what i got also

I was waiting for sir M . N

Commented by mnjuly1970 last updated on 25/Oct/20

Commented by mnjuly1970 last updated on 25/Oct/20

h i m r p o w e r

y o u a r e r i g h t .

t h i s q u e s t i o n i s w r i t t e n a n d p r e p a r e d b y

m r h a j i m i r f r o m p a s c a l a c a d e m y .

b u t a s y o u m e n t i o n e d . i t i s n o t c o r r e c t .

t h a n k y o u s o m u c h f o r y o u r a t t e n t i o n .

m . n . 1970

Commented by mnjuly1970 last updated on 25/Oct/20

Commented by mindispower last updated on 26/Oct/20

h e l l o s i r h a v e y o u o t h e r n i c e q u a t i o n l i k e y o u

a l w a s y s p o s t e

n i c e d a y s i r