Q3 of 81 Page 157

If Let us calculate the value of a.

Given:


It can be written as:









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3

Let us write which smallest factor should we multiply the denominator to rationalise the denominator of

3

Let us calculate the rationalising factor of which is also its conjugate surd.

 3

Let us write a rationalizing factor of the denominator of which is not its conjugate surd.

 4

Let us write the conjugate surds of mixed quadratic surds and