Find the 5th term and the sum of the 20th term: -10;-3;4;11
Answers
Answered by
1
Answer:
a(5)=-10+4(7)
a(20)=-10+19(7)
a(5)+a(20)=-20+23(7)=-20+161=141
Answered by
0
Answer:
=====================================
See The Attachment My Friend...
=====================================
Attachments:
Similar questions