Which is correct? [duplicate]

grammar

I think I figured it out, actually. "You" with "know" should be the correct usage, but it still feels kind of awkward.

Related

Another way to describe the role of a 'kapo', but not WW2
How to interpret these verses?
What does it mean to "wax hot"? [closed]
What is it called when someone denies a crime despite not having been accused?
Who or whom? "I wanted you to listen to this interview by an author who(m?) many of you read"
Let $\alpha$ be a root of $(x^2-a)$ and $\beta$ be a root of $(x^2-b)$. Provide conditions over $a$ and $b$ to have $F=K(\alpha+\beta)$.
Finding the sum of this alternating series with factorial denominator.
Prove: $a_n \leq b_n \implies \limsup a_n \leq \limsup b_n$ [duplicate]
Solving Induction $\prod\limits_{i=1}^{n-1}\left(1+\frac{1}{i}\right)^{i} = \frac{n^{n}}{n!}$
Proving Schwarz derivative $\frac{f''(0)}{2} =\lim\limits_{x\to 0} \frac{\frac{f(x) -f(0)}{x}-f'(0)}{x}$ without Taylor expansion or L'Hopital rule?
For what $r$ does the Lorenz attractor exist?
Integral absolute value proof