Question

the 10th term an AP is 3, 1, -1, -3​

Answer 1

Answer:

11th term a you .........

Answer 2

Answer:

3,1,-1,-3.........

a10=?

a=3.

d=a2-a1=1-3=-2. (because +×-=- & largest number is important).

an=a+(n-1)d.

a10=3+(10-1)(-2).

=3+(9)(-2).

=3-18. (because +×-=-).

=-15. (because +×-=- & largest number is important).