Question

Find the first six terms of the sequence.

a^(1) = -4, an = a^(n-1) + 7



-4, 3, 10, 17, 24, 31

-4, 7, 14, 21, 28, 35

3, 10, 17, 24, 31, 38

0, 7, 14, 21, 28, 35

Answer 1

It's A, right?

Answer 2

@phi

Answer 3

your notation is slightly wrong

I'll assume

\[a_{1} = -4 ... and ....a_{n} = a_{n -1} + 7\]

so you add 7 to the previous term

-4, -4 + 7, (-4 + 7) + 7, (-4 + 7 + 7) + 7, ....

just follow the pattern

Answer 4

and yes it is A

Answer 5

Okay thank you