The given infinite geometric series is
The first term is a = 1/3.
The common ratio is r = 1/3.
The sum is
Answer: 1/2
No, its not. In a function, each x value has only one corresponding y value. In this relation, the x value 3 has corresponding values of both -1 and 5, which means it cant be a function.
I took it, I find it interesting but pretty difficult, It all depends on who you are asking though. :)
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