Q: Does "discover" have the same meaning in the following two sentences?

The story is false, so far as I can discover.

I discovered what he should do.

A: the same meaning

Q: Does "focus" have the same meaning in the following two sentences?

Please focus on your studies and not on your hobbies.

We focused on it.

A: the same meaning

Q: Does "head" have the same meaning in the following two sentences?

At five years of age this head of cattle is worth perhaps $40.

They shot 20 head of quail.

A:
the same meaning