Question
If seven times the seventh term of an AP is equal to eleven times its eleventh term, its 18 th term is(a) $-23$(b) $-15$(c) 16(d) 0
Step 1
We can write this as: \[7(T_7) = 11(T_{11})\] Show more…
Show all steps
Your feedback will help us improve your experience
Narayan Hari and 65 other Calculus 2 / BC educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
The third term of an arithmetic sequence is $15,$ and the seventh term is $23 .$ What is the first term? (A) 1 (B) 6 (C) 9 (D) 11 (E) 13
The sixth term of an AP is 17 and the thirteenth term is 38 . Determine the nineteenth term.
If the 10 th term of a GP is 9 and its 4 th term is 4 , then its 7 th term is (a) $4 / 9$ (b) 36 (c) 6 (d) $9 / 4$
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD