wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

If the 7th term of a harmonic progression is 8 and the 8th term is 7, then its 15th term is


A

16

No worries! We‘ve got your back. Try BYJU‘S free classes today!
B

14

No worries! We‘ve got your back. Try BYJU‘S free classes today!
C

2714

No worries! We‘ve got your back. Try BYJU‘S free classes today!
D

5615

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is D

5615


Obviously, 7th term of corresponding A.P is 18 and 8th

term will be 17. a + 6d = 18 and a+7d = 17

Solving these, we get d = 156 and a = 156

Therefore 15th term of this A.P.

= 156+14×156 = 1556

Hence the required 15th term of the H.P. is 5615


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon