find the 31st term of an ap whose 11 th term is 38 and 16 th term is 73?
Answers
Answered by
1
Answer:
a+10d=38
a+15d=73
subtractring 2 from 1
5d=35
d=7 puting it in 1 equation
a=-32
a31=a+30d
=-32+210 = -178
Similar questions