If she asks how to handle it, suggest different avenues of action and discuss them with her. for example?

If parents "disagree" on some issues, and talk things out, it may give child a lesson in how to disagree with someone. I don't see why that would be a problem.

Greatly referenced answer, but I'm worried that no one is bringing forth the human population point. @Everyone Please watch this documentary and try to think beyond your family. youtube.com/watch?v=dN06tLRE4WE (imdb.com/title/tt1575870)

Thanks for answering. By giving up I mean giving up on some of the harder/longer problems. Say there are 20 problems in an assignment, he'd solve 17 correctly but would not try others beyond a certain point of time. Even if I get his older brother to help him in solving the problem, he's not much interested understanding in how the solution was arrived at. Thanks for your other suggestions too!

Thanks for the suggestions and another viewpoint to look at it.

Thanks a lot for these suggestions! I will check out the links. For some reason the pscychology-today link seems unreachable. may be glitch at my end. (Sorry, can't upvote because not enough reputation.)