Binomial Expansion - Validiy
For the Binomial Expansion
If the power 'n' is not a positive integer then the Binomial Expansion is only valid for -1<a<1
In the next tutorial you are shown how we can work out the range of values of 'x'.
State the range of values of 'x' in the following binomial expansions of
for which the expansions are valid.
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