giai ho minh bai nay
$\int_{\frac{\pi }{6}}^{\frac{\pi }{3}}
\
dfrac{1}{
\sin
x
\sin
(x+\
dfrac{\pi}{3})
}$
Nguyên hàm
giai ho minh bai nay
\int
\limits_{\frac{\pi }{6}}^{\frac{\pi }{3}}\frac{1}{sinxsin(x+\frac{\pi}{3})
Nguyên hàm
giai ho minh bai nay
$\int_{\frac{\pi }{6}}^{\frac{\pi }{3}}
\
dfrac{1}{
\sin
x
\sin
(x+\
dfrac{\pi}{3})
}$
Nguyên hàm