Question:What Are Index Numbers? What Are The Uses Of Index Numbers?

What Are Index Numbers? What Are The Uses Of Index Numbers??

Index number is a device, which is designed to measure changes in a variable or group of related variables with respect to time, geographic location or other characteristic, which cannot be measures directly. Index number may be simple or c...

Who uses Index Number?

Worldwide economists use index numbers to reduce abundant data into easily understood terms. It is even useful to policy makers and business organisations which have to compare the magnitude of a variable and its effect over a period of tim...

Why use numbers for index?

well, consider: 1. "UNIQUE" would prevent duplicate ids, but by throwing an error instead of solving/working around the problem. 2. Checking if a user id exists is easy, but if when your table gets bigger, it can become time/resou...

Maths; investigating with indices, help please.?

Q: Can you please work this out for me as my calculator wont or my mind is either acting stupid today.* ^ = (to the power of)2^(to the power of) 1000000000 + 2^1000000000 + 2^1000000000 + 2^1000000000 = ?if you wonder what the hell im doing, please try and help me and see if you can answer this question yourself, ? "What is the biggest number you can make using any mathematical processes with four 2's"? Bear in mind i am currently doing the topic of indicies and index numbers which are the little numbers beside others that you might commonly know as 'to the power of'.any help will be much appriciated. :)

A: I think that you are going in the wrong direction. The question implies (although it doesn't make it clear) that you can only use four 2's and no other figures. After all, why stop at nine zeros, why not far more?Try 2^(2^(2^(2^2)))