Determine the ap whose fifth term is 19 and difference of the 8th term the 13th term is 20
Answers
Answered by
0
Answer:
a5=19
a13-a8=20
in dono ko equal to rakkr dekho answer a jayega
Answered by
11
Answer:
Step-by-step explanation:
A5=19
A+4d=19...(1)
A13-A8=20
A+12d-A-7d=20
5d=20
d=4..(2)
Use eq2 in eq1
A+4(4)=19
A=19-16
A=3
AP will be
3,7,11....
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