Lesson: Chapter - 12

Key Formulas

nth Term of an Arithmetic Sequence

an = a1 + (n – 1)d, where a1 is the first term in the sequence, and d is the common difference.

Sum of the First n Terms of an Arithmetic Sequence

v>

nth Term of a Geometric Sequence

bn = b1rn – 1, where b1 is the first term of the sequence and r is the common ratio.

Sum of the First n Terms of a Geometric Sequence

Back Next

Next to display next topic in the chapter.

Mathematics Practice Questions

Video Lessons and 10 Fully Explained Grand Tests

Large number of solved practice MCQ with explanations. Video Lessons and 10 Fully explained Grand/Full Tests.

Quantitative Aptitude Reasoning English General Knowledge Picture Patterns
More for You
MCQ with question Explanations Scholarships and Financial Aid

Arithmetic

Lessons on Basic to Advance Arithmetic with practice questions

Antonyms

Effective strategies and practice questions for Antonym section

Biology for Test Preparation

Prepare Biology for tests with lessons and practice mcq

All in this Category

You may be interested in

Colleges in cities of Balochistan

Comprehensive lists of colleges in ...

Colleges in Faisalabad

A comprehensive list of colleges in ...

Study in Canada

How to get opportunity to study in ...

How to Develop Your Personality?

Learn methods to develop your perso ...

ISSB Direction Sens Questions

Learn about ISSB Direction Sens Que ...

GMAT: Graduate Management Admission Test

GMAT is the most popular test for a ...

Computer Sciences and IT

Career in Computer sciences and IT. ...

AMC Army Medical College

AMC Army Medical College is popular ...

About us

EntryTest.com is a test preparation service for students seeking successful career.

About Disclaimer

Quick Test Prep

NUST NET IBA Karachi SAT LUMS LCAT LSE

 

NTS GAT NTS NAT GMAT GRE ACT

Study Abroad

Education Abroad Business Schools MS in USA