INTRODUCTORY EXERCISES - Expanding Binomials

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(1) Evaluate the following binomial coefficients:

       (i)  100
             98


      (ii)  10
             5

( Click On HINT To Get Some Help , Click On SOLUTION To See The Answer )


(2) Evaluate the following expressions:

    (i)  7 + 7 + 7 + 7 + 7 + 7 + 7 + 7
         0   1   2   3   4   5   6   7


   (ii)  7 - 7 + 7 - 7 + 7 - 7 + 7 - 7
         0   1   2   3   4   5   6   7

( HINT , SOLUTION )

(3) Use the Binomial Theorem to expand the given expressions:

       (i)  ( x + y2 )5


      (ii)  ( 1 + 1/x )6


     (iii)  ( x + 2/x )4

( HINT , SOLUTION )

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