▲ 1 r/truths
230-220*0.5 is 5!
That's because ! is the factoral sign, meaning 5 x 4 x 3 x 2 x 1. Check it yourself :)
u/Impressive-Rush-7725 — 3 days ago
That's because ! is the factoral sign, meaning 5 x 4 x 3 x 2 x 1. Check it yourself :)
Looks like there's an issue here. Look at the start of the video, then skip to the end if you can't be bothered seeing me solving the chess puzzles (the video is there to prove that this is the same lesson being done).