Question

Identify a3 of this sequence: 0.25, 0.5, 0.75, 1, 1.25, 1.5, …
a3 =

Answer 1

Do the a's start with \(a_{0}\) or \(a_{0}\)?

Answer 2

a3

Answer 3

its a3

Answer 4

You didn't answer my question. Is 0.25 \(a_{0}\) or \(a_{1}\)?

Answer 5

oh a0

Answer 6

Okay, so \(a_{0}, a_{1}, a_{2}, a_{3}\)...

Looks like you just need to pick out the fourth value and you're done.

Answer 7

its 0.75

Answer 8

no if a0 = 0.25 then a3 = 1

Answer 9

id 0.25 = a1 then a3 = 0.75

Answer 10

Thus, my initial question. You may not be accustomed to counting from zero. :-) Watch that index!