CLASS-X ( MATHEMATICS ) CHAPTER-2 (Special Series)

Special Series : There are some series, Whose sum can be expresses by explicit formulae .   Such Series are called Special series

1.EXAMPLE 2.54  =  CLICK HERE  (PG NO. 80)

2.EXAMPLE 2.55 =   CLICK HERE  (PG NO. 80)        

3.EXAMPLE 2.56 =  CLICK HERE  (PG NO. 80)

 

4.EXAMPLE 2.57 =    CLICK HERE  (PG NO. 81)

5.EXAMPLE 2.58=    CLICK HERE    (PG NO. 81)

                                EXERCISE  2.9

1.  FIND THE SUM OF THE FOLLOWING SERIES (PG NO. 81)

  

      (i)  (ii)  (iii)  (iv)  (v)  (vi) (vii)   =   CLICK HERE

2.  CLICK HERE

3. CLICK HERE

4. CLICK HERE

5. CLICK HERE

6.  CLICK HERE   ( IMPORTANT SUM) 

7.  CLICK HERE

Totally 18 sums