Question

Given the recursively defined sequence, find a_4
a_1 = -3 an = 2n – a_(n-1)

Answer 1

That should be a_n

Answer 2

\(a_1=-3\) so \(a_2=2\times 2-(-3)=4+3=7\)

Answer 3

you got this or no?

Answer 4

Yeah ty.

Answer 5

yw
so you can get \(a_3\) and \(a_4\) the same way, right?

Answer 6

Yep