When integrated 1/y^2 becomes -1/y why is this?

[escobar147]

when integrated 1/y^2 becomes -1/y why is this?

 

[daveb]

If you mean integrating with respect to y, try taing the derivative of -1/y.

 

[escobar147]

i still don't understand

 

[Mark44]

If you mean integrating with respect to y, try taing the derivative of -1/y.

i still don't understand

daveb is asking you to find this derivative:
$$\frac{d}{dy}\left(\frac{-1}{y}\right)$$