# Calculus

posted by
**Becca**
.

integrate: (square root of (y^2 -121))/y dy, y>11. I got

(12(square root of (y^2-121))/12 -sec^-1 (y/12) +C

but it's not right. I'm not sure where I am going wrong.

posted by
**Becca**
.

integrate: (square root of (y^2 -121))/y dy, y>11. I got

(12(square root of (y^2-121))/12 -sec^-1 (y/12) +C

but it's not right. I'm not sure where I am going wrong.