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The common difference of A.P. $$\frac{1}{{2b}},$$ $$\frac{{1 - 6b}}{{2b}},$$  $$\frac{{1 - 12b}}{{2b}},$$   . . . . . is


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This Chapter Progressions consists of the following topics

If the n<sup>th</sup> term of an A.P. is 2n + 1, then the sum of first n terms of the A.P. is

The common difference of A.P. $$\frac{1}{{2b}},$$ $$\frac{{1 - 6b}}{{2b}},$$  $$\frac{{1 - 12b}}{{2b}},$$   . . . . . is

If the sum of n terms of an A.P. be 3n<sup>2</sup> + n and its common difference is 6, then its first term is

The common difference of the A.P. $$\frac{1}{{2b}}

$$ $$\frac{{1 - 6b}}{{2b}}

$$ &nbsp;$$\frac{{1 - 12b}}{{2b}}

$$ &nbsp; . . . . . is

Progressions

Arithmetic-Aptitude