CBSE Class 10 Answered
if the ratio between 5th and the 10th terms of an AP is 1:2 and 12th term is 36,find that AP
Asked by mohammedrushansaif | 08 Jan, 2019, 10:14: AM
![begin mathsize 18px style straight t subscript 5 over straight t subscript 10 equals 1 half
fraction numerator begin display style straight a plus 4 straight d end style over denominator begin display style straight a plus 9 straight d end style end fraction equals fraction numerator begin display style 1 end style over denominator begin display style 2 end style end fraction
2 straight a plus 8 straight d equals straight a plus 9 straight d
straight a equals straight d
straight t subscript 12 equals 36
straight a plus 11 straight d equals 36
12 straight a equals 36
straight a equals 3
straight d equals 3
AP space is space 3 comma 6 comma 9 comma 12 comma 15..... end style](https://images.topperlearning.com/topper/tinymce/cache/f1605c58e49cb76894aa58239f2a56bd.png)
Answered by Arun | 08 Jan, 2019, 10:50: AM
Application Videos
Concept Videos
CBSE 10 - Maths
Asked by sahooashutosh781 | 21 May, 2024, 13:26: PM
CBSE 10 - Maths
Asked by purbashadebnath1980 | 09 Mar, 2024, 12:10: PM
CBSE 10 - Maths
Asked by durgauikey7000 | 08 Dec, 2023, 20:16: PM
CBSE 10 - Maths
Asked by prassanna.j | 13 Nov, 2023, 23:23: PM
CBSE 10 - Maths
Asked by latayadav23 | 17 Oct, 2023, 20:25: PM
CBSE 10 - Maths
Asked by paresh0311 | 21 Mar, 2023, 16:58: PM
CBSE 10 - Maths
Asked by vaishaliboriwarruturushi | 16 Dec, 2022, 19:13: PM
CBSE 10 - Maths
Asked by jaiprakashprasadr | 19 Jul, 2022, 21:22: PM
CBSE 10 - Maths
Asked by harinimathi815 | 21 Feb, 2022, 20:14: PM
CBSE 10 - Maths
Asked by monalipradhan909 | 21 Mar, 2021, 19:10: PM