Question

Is this correct?
arithmetic and geometric sequences

Answer 1

@Nnesha

Answer 2

@Nnesha

Answer 3

@Nnesha ?

Answer 4

Um....

Answer 5

well for first 2 i can't say all of the terms are correct
i can only see first term don't know about other 4

Answer 6

O lawd!

Answer 7

To see the rest of them, you have to click on it and use the down arrow key

Answer 8

oh wait i can i can edit .. didin't know that

Answer 9

first 2 questions are correct gimme a sec i'll check the other one

Answer 10

check number 4 again there is a typo/mistake
try to find it out

Answer 11

just check number 4
other than that everything looks good to me

Answer 12

good job!

Answer 13

Thanks!

Answer 14

Was there anything wrong with number 4, or are you not able to view it? @Nnesha

Answer 15

did you look at it again ? check it is there any mistake ?? :=)
let me know if you find it

Answer 16

I don't see any mistake.

Answer 17

Oh, wait a minute, I didn't check the whole thing...

Answer 18

Oh, woops:)haha
9 - 1 not 9 + 1

Answer 19

OK, here's my correction:

12/-4 = -3
Common ratio: -3
Tn = -4 * (-3^(n - 1))
Rule: Tn = -4 * (-3^(n - 1))

Tn = -4 * (-3^(9 - 1))
Tn = -4 * (-3^8)
Tn = -4 * 6,561
Ninth term: -26,244

Answer 20

looks good