Question

What is the sum of the arithmetic sequence 5, 11, 17 ..., if there are 24 terms?

1,684
1,776
2,020
2,182

Answer 1

@eric_d

Answer 2

There are two formulas

Answer 3

do I need to use both?

Answer 4

Nope , choose one of them

Answer 5

You can't use the formula, I gave u jst nw coz u don't know the value of last term

Answer 6

oh okay and I just plug in..? :)

Answer 7

yes

Answer 8

oh okay thanks! :)

Answer 9

yw)