evaluate ∫[e^x(1-x²) / (1+x²)]dx

how can i write it in mathematical way by computer ? i mean to say from where i get mathematical tool .

i think that facility is not providing by askiitians

any way try it

Download MathType, a free download software for typing all mathematical equations. It is a trial version for 30 days but you can either buy it, or uninstall and install it every 30 days.