Question

A playground is being designed where children can interact with their friends in certain combinations.

If there is 1 child, there can be 0 interactions.
If there are 2 children, there can be 3 interactions.
If there are 3 children, there can be 12 interactions.
If there are 4 children, there can be 39 interactions.

Which recursive equation represents the pattern? (2 points)

an = an – 1 + 3(n – 1)
an = an – 1 + 3(n – 1)
an = an – 1 + (3n – 1)
an = an – 1 + (n – 1)3

Answer 1

u hunt stars

Answer 2

do u hunt star

Answer 3

It's just my name. Starr Hunter. :/

Answer 4

u hunt sars

Answer 5

No, I'm not an astronomer or hunt deer or anything. It's really not funny you know. I've heard the joke a thousand times.

Answer 6

how do u get the stars do u use a spear or do u shoot them

Answer 7

Okay really no one can "hunt" a star like that anyway. A person would use a telescope I imagine in the event of "hunting" for stars.

Answer 8

so u do hunt stars

Answer 9

hunt a star for me

Answer 10

I don't no. I wouldn't know how. But thanks for the help -_-

Answer 11

star hunter hunt a star for me -_-

Answer 12

I haven't the slightest idea how.

Answer 13

Besides. It is "Starr" Not "Star"

Good day, sir or Ma'am. I have work to do.