Can someone help me solve this integral plsss?

integral of (2xˆ3+3xˆ2+x)/(xˆ2+1) dx

If u good at math hit me up on insta or sum @basic_jaiden or @ and

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price

Given that sin∅ = 1/4, 0 < ∅ < π/2, what is the exact value of cos∅? a. (√4)/4 b. (√15)/4 c. (4π)/2 d. (4√2)/4