Question

find the value of middle most term of the AP - 11 - 7 - 3 ....
49

Answer 1

Answer:

Here,a=-11,. d=-7+11=4, an=49

an=a+(n-1)d

=49=-11+(n-1)4

=49+11=(n-1)4

=(n-1)=60/4

=n=15+1

=n=16

There for,n=16

Answer 2

plz mark as brainliest