Waste less time on Facebook — follow Brilliant.

Quadratic formula usage in different scenarios

Find the sum of all positive integers n for which n^2-19n+99 is a perfect square.

I know the quadratic formula, but how can it be used in this case, with two variables?

Could someone please explain this to me?

Thanking you in advance.

Note by Shashank Rammoorthy
1 year, 10 months ago

No vote yet
1 vote


There are no comments in this discussion.


Problem Loading...

Note Loading...

Set Loading...