Hey guys, I tried to post this on Physicshelpforum, but LaTex is dead.

Should be a simple solution....but....it's eluding me.

A batter hits a ball with an initial velocity of of at an angle to the horizontal.

An outfielder catches the ball from home plate.

Find if the range of a projectile is given by the formula:

Here's what I've done so far.

Now, I can't seem to boil this thing down to just one trig function. I know the answer. . I just need to know how to get to it.

Any ideas?