CBSECBSE (Arts) Class 11
Textbook Solutions7836
Important Solutions12
Question Bank Solutions6792
Concept Notes & Videos294
Syllabus
Advertisement Remove all ads

The Sums of N Terms of Two Arithmetic Progressions Are in the Ratio 5n + 4: 9n + 6. Find the Ratio of Their 18th Terms - Mathematics

The sums of n terms of two arithmetic progressions are in the ratio 5n + 4: 9n + 6. Find the ratio of their 18th terms

Advertisement Remove all ads

Solution

Let a1, a2, and d1, d2 be the first terms and the common difference of the first and second arithmetic progression respectively.

According to the given condition,

Concept: Arithmetic Progression (A.P.)
  Is there an error in this question or solution?
Chapter 9: Sequences and Series [Page 185]
Q 9
Advertisement Remove all ads

APPEARS IN

NCERT Class 11 Mathematics Textbook
Chapter 9 Sequences and Series
Q 9 | Page 185
Advertisement Remove all ads

Video TutorialsVIEW ALL [1]

Advertisement Remove all ads
Share
Notifications

View all notifications

My Profile

My Profile [view full profile]
Login
Create free account


      Forgot password?
Course
View in app×