Number System

Asked by  | 18th Apr, 2008, 02:12: PM

Expert Answer:

When we multiply a surd with another surd in such a manner that the product is a rational number. The process of converting the surds to rational numbers is called rationalisation. Thus, to rationalise we search a factor which when mupltiplied by the given surd gives a rational number. Some examples of rationalisation are:

 Rationalising factor of  is     and




are called conjugate

Answered by  | 4th May, 2008, 11:18: PM

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