Question

who can help me

Answer 1

@Vocaloid

Answer 2

So the topic is arithmetic and sequences

Answer 3

I understood up to a1 a2 an etc etc

Answer 4

but when it came to this practice problem just don't get it

Answer 5

first term just means n = 1

Answer 6

so calculate (n+1)/n for n = 1

Answer 7

so 2/1

Answer 8

good, and that equals 2

Answer 9

for the tenth term just do the same thing for n = 10

Answer 10

11/10

Answer 11

good, so 2 and 11/10 is your answer

Answer 12

Just to double check

Answer 13

1/4
6
1/7

Answer 14

@Vocaloid

Answer 15

1/4 is right, let's redo the others

Answer 16

okay

Answer 17

if 1/(n+3) = 1/6 what does n equal?

Answer 18

3

Answer 19

good so the second blank is "third" term

Answer 20

and I know the 3rd is 1/10 I re-did it

Answer 21

good, 1/10 is right