Practice problem
Which two of the following are conjugates of the expression 2−π\sqrt{2}-\pi2−π?
−2−π-\sqrt{2}-\pi−2−π
2−π\sqrt{2}-\pi2−π
−2+π-\sqrt{2}+\pi−2+π
2+π\sqrt{2}+\pi2+π
Type a concept, like “slope” or “photosynthesis”.