What is the 30th term of a given A.P: 10, 7, 4,....?

Asked by Last Modified  

1 Answer

Learn Class IX-X Tuition +2 Arithmetic Progression Mathematics

Follow 0
Answer

Please enter your answer

Tutor

a3 = 16 a + (3 ? 1) d = 16 a + 2d = 16 ... (i) a7 ? a5 = 12 ? = 12 (a + 6d) ? (a + 4d) = 12 2d = 12 d = 6 From equation (i), we get, a + 2 (6) = 16 a + 12 = 16 a = 4 Therefore, A.P. will be 4, 10, 16, 22, …
Comments

Related Questions

we know from our experiments that, the element attained octet ( Noble gas configuration) is always stable. but why 8 is the stability no....why not any thing else..what is the physical/ electric reason for that.
Most of these answers seem to be effectively saying, "8 electrons form a stable shell because the valence shell has 8 slots and a full shell is the most stable configuration," but I think the real question...
Profile Photo
Chetan S.
What is seasonal unemployment?
Seasonal unemployment occurs when people are unable to find jobs during some months of the year. This kind of unemployment is generally found in agricultural sector.
Profile Photo
Kratika
Name the chemical used to separate soap from glycerol ?
Methanol or ethanol
Profile Photo
Kumar Upendra Akshay

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

Ask a Question

Related Lessons

Number Game (Do Squares with in seconds)
Hi Students, Here its me Raksha - Maths Teacher. You know how to do square of those numbers which unit place is 5 within second? If NO, then please read below and after this you will be surely able...
R

MATHS IS EASY
Mathematics is based on formulas and method to use them.The practice make you perfect in this subject. Prepare according to syllabus, try to solve old papers, revise the concept you learned and try to...
M

Mohit S.

1 0
View Comments0

Adjective
An adjective is a word which is used to qualify a noun or a pronoun. Eg. Big building, tall man, fat boy, etc. Kinds of adjective: 1. Adjective of quality: Eg: Good, wise, tall, beautiful, intelligent,...
Profile Photo

Rules for Image formation on a concave mirror
When an object is placed in front of a concave mirror, and image is formed at a point where at least two reflected rays intersect each other. The various rules employed for obtaining images on a concave...
Profile Photo

Basic Points
1. Orthocentre: Point of intersection of the three altitude of the triangle is called the orthocentre of the triangle. 2. Centroid: Point of intersection of the three median of the triangle is called...
Profile Photo

Recommended Articles

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 >

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 >

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 >

Raghunandan is a passionate teacher with a decade of teaching experience. Being a skilled trainer with extensive knowledge, he provides high-quality BTech, Class 10 and Class 12 tuition classes. His methods of teaching with real-time examples makes difficult topics simple to understand. He explains every concept in-detail...

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