The first term of a geometric progression is 5 and the common ratio 3. What is the first four terms of the progression?

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?

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test