Add New Description

Fill up the form and submit

$\int \frac{4 x^{3}}{1 + x^{8}} dx = f (x) + c$ হলে f(x) এর মান কত ?

\frac{1}{1 + x^{2}}

s i n^{- 1} x^{3}

t a n^{- 1} x^{4}

t a n^{- 1} x^{3}

ANS : 3

Descrption

To add a description please, login first. click here to login

Cancel Login