If 9th term of an A.P is zero, prove that its 29th term is double the 19th term?

Asked by Last Modified  

Follow 0
Answer

Please enter your answer

TEACHING IS MY PASSION-I STILL STRIVE TO BETTER MY TEACHING ABILITIES

Let 'a' be the first term and 'd' be the common difference of the given A P. If Tn stands for nth term of this A P, then we get T9 = a + 8d= 0 ( Given). T19 = a + 18 d = ( a + 8 d) + 10 d = T9 + 10 d = 0 +10 d = 10d T29 = a + 28 d = (a + 8 d) +20 d = T9 + 20 d = 0 + 20 d = 20d =2 *10 d= 2 * T19.
Comments

Related Questions

Define cumulative frequency curve?
Cumulative frequency is the running total of the frequencies. Here is a video that explains it quite well: https://www.youtube.com/watch?v=9lJBJi9dzJE
Subhash
0 0
8
What is the difference between Geometric mean and Harmonic mean?
Although the concept of an average seems simple, we continue to see many people using an incorrect method to calculate averages. We would be surprised if most people were familiar with the three different...
Ramya
What do you mean by Median?
Median is one of the way to find out the average of list of numbers. The list should be in ascending or descending order.
Rishu
What is the use of coordinate geometry ?
It's uses are spread in all fields like trigonometry, calculus, dimensional geometry, etc. Suppose we have to find the distance between 2 points, we can use the help of coordinate geometry for this. The...
Kudo
What is the relationship between linear algebra and calculus?
linear algebra deals with vector spaces and linear transformations, often used in solving systems of linear equations. Calculus, on the other hand, focuses on rates of change and accumulation. They are...
Sarath Chandra
0 0
7

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Recommended Articles

Sandhya is a proactive educationalist. She conducts classes for CBSE, PUC, ICSE, I.B. and IGCSE. Having a 6-year experience in teaching, she connects with her students and provides tutoring as per their understanding. She mentors her students personally and strives them to achieve their goals with ease. Being an enthusiastic...

Read full article >

Mohammad Wazid is a certified professional tutor for class 11 students. He has 6 years of teaching experience which he couples with an energetic attitude and a vision of making any subject easy for the students. Over the years he has developed skills with a capability of understanding the requirements of the students. This...

Read full article >

Swati is a renowned Hindi tutor with 7 years of experience in teaching. She conducts classes for various students ranging from class 6- class 12 and also BA students. Having pursued her education at Madras University where she did her Masters in Hindi, Swati knows her way around students. She believes that each student...

Read full article >

Quest Academy is a professional Bangalore based NEET and JEE (Main + Advanced) training institute. The academy was incorporated in 2015 to cater to the needs of students, who aim to crack competitive exams by connecting with the best brains around. The institute helps students enhance their skills and capabilities through...

Read full article >

Looking for Class 10 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you