# Practice Exercise 95 Further problems on the binomial series In Problems 1 to 5 expand in ascending

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## Question:

Practice Exercise 95 Further problems on the binomial series In Problems 1 to 5 expand in ascending powers of x as far as the term in x3,using the binomial theorem. State in each case the limits of x for which the series is valid.

1.

1/ (1−x)

2.

1/ (1+x)2

3.

1/ (2+x)3

4. √2+x

5.

1/ √1+3x

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