Special series. Mathematics State Board, Class 10: lessons, tests, tasks.

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1.	Introduction to special series
2.	Sum of first 'n' natural numbers
3.	Sum of first 'n' odd natural numbers
4.	Sum of squares of first 'n' natural numbers
5.	Sum of cubes of first 'n' natural numbers

1.	Multiple choice question Difficulty: easy	1
2.	Two marks example problems I Difficulty: medium	2
3.	Two marks example problems II Difficulty: medium	2
4.	Two marks example problems III Difficulty: medium	2
5.	Two marks example problems IV Difficulty: medium	2
6.	Two marks example problems V Difficulty: medium	2
7.	Two marks exercise problems I Difficulty: medium	2
8.	Two marks exercise problems II Difficulty: medium	2
9.	Two marks exercise problems III Difficulty: medium	2
10.	Two marks exercise problems IV Difficulty: medium	2
11.	Two marks exercise problems V Difficulty: medium	2
12.	Two marks exercise problems VI Difficulty: medium	2
13.	Two marks exercise problems VII Difficulty: medium	2
14.	Two marks exercise problems VIII Difficulty: hard	2
15.	Two marks exercise problems IX Difficulty: hard	2
16.	Five marks example problems I Difficulty: hard	5
17.	Five marks example problems II Difficulty: hard	5
18.	Five marks example problems III Difficulty: hard	5
19.	Five marks example problems IV Difficulty: hard	5
20.	Five marks example problems V Difficulty: hard	5
21.	Five marks example problems VI Difficulty: hard	5
22.	Five marks exercise problems I Difficulty: hard	5
23.	Five marks exercise problems II Difficulty: hard	5
24.	Five marks exercise problems III Difficulty: hard	5
25.	Five marks exercise problems IV Difficulty: hard	5

1.	Determine the sum of the numbers Difficulty: easy	2
2.	Determine the sum of the numbers Difficulty: easy	2
3.	Calculate the value of the expression Difficulty: medium	4
4.	Sum of the natural numbers Difficulty: medium	4
5.	Find the sum of the square of natural numbers Difficulty: medium	4
6.	Find the value of 'n' Difficulty: medium	4
7.	Sum of cube of natural numbers up to 'p' terms Difficulty: medium	4
8.	Find the average of the first 'n' natural numbers Difficulty: medium	4
9.	Evaluate the number of terms needed to get the sum Difficulty: hard	5
10.	Find the amount of savings Difficulty: hard	5
11.	Determine the value of 'k' Difficulty: hard	5
12.	Determine the area can be decorated Difficulty: hard	5

1.	Obtain the sum of the series Difficulty: medium	1
2.	Calculate the sum of the square series Difficulty: medium	2
3.	Estimate the sum of the series Difficulty: hard	5
4.	Find the area can be decorated Difficulty: hard	5

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Special series