To verify the identity tan(x1+x2+x3)= tanx1+tanx2+tanx3-tanx1tanx2tanx3/1 -tanx1tanx2-tanx2tanx3-tanx1tanx3, what should you do first?

List the elements of the set in roster notation. (enter empty or ∅ for the empty set.) {x | x is a letter in the word hippopotamus}

Vhich expression is equivalent to 6(3x + 4)? 9x + 418 x + 2418x + 49x + 10 i might ! i really do hope u see this and answer it

One of the inventors of integrated circuits observed that the number of transistors that fit on an integrated circuit will double every 24 months. what type of relationship most appropriately models this situation?