Try another version of this question Integrate: `int 7/(x^2+81) dx` `+ C` Get help: VideoBox 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c Be sure your variables match those in the question `7/9arctan(x/9)`
Try another version of this question
Get help: Video
Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c Be sure your variables match those in the question