An entire team of highly gifted mathematicians is working on putting math steps into the app, but mistakes may happen sometimes.
If you have found a missing step, please use the feedback form at the end of the solution: "Was this solution helpful?" - answer NO, "Sorry to hear that. Care to explain?" - answer YES, tap ADD IMAGE & attach the screenshot of the math problem with the incomplete steps.
If you have learned a different method for solving that math problem, let us know your suggestion by sending an email to [email protected]