Which operation should be performed first according to the order of operations?

[(12 ÷ 4 • 3) – 17] • 244 ÷ 2 + 10

a.
12 ÷ 4

b.
4 • 3

c.
244 ÷ 2

d.
2 + 10

Aportion of a line bounded by two points is defined as

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?

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25