Question

Sequences:
Find the nth term in the following sequences:
1)10 9 8 7 6
2)1*2 2*3 3*4 4*5
3)0 2 6 12 20 30
4)4 9 16 25
5)2 8 18 32 50
please whole solution medal will be given.

Answer 1

\[a_{n}-a_{(n-1)}=d\]

Answer 2

Use this formula for number 1.

Answer 3

Also, you didn't state which term you are looking for, nth term can be any term.

Answer 4

sorry but i cant understand it can you explain it again

Answer 5

can you show me the solution