Even the year of his death has not been exactly determined.

We'll have to do some quick calculations to determine exactly.

They represented a means of escape, though she had not yet exactly determined how or when.

The first order of business was determining exactly what "organic" means.

But it is extremely hard to determine exactly what industries should be included.

Even the basin's ownership is a little hard to determine exactly.

Thus, it is not possible to exactly determine the position of two distinct touches.

Velocity: could not be exactly determined but certainly in excess of 60 miles/sec2.

The step size can be determined either exactly or inexactly.

There are few knots whose stick number can be determined exactly.