What kind of sequence is this? (Need an answer fast lol.)​

Complete the synthetic division problem below.what is the quotient in polynomial form 2/16 -16

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.

Prove that 16^4-2^13-4^5 is divisible by 11.