An arithmetic progression begins with the terms 20, 15, 10.

MATHEMATICS · Multi-part · CBSE · Mathematics · Arithmetic Progressions · Arithmetic Progressions

Problem

An arithmetic progression begins with the terms 20, 15, 10. (i) Write the next six terms of this progression. (ii) Write the three terms that come immediately before 20, mentioning their term numbers. (iii) Write the value of the 25th term.

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