Q. 63.9( 15 Votes )

# In each of the fo

(i)

Given,

Rationalising factor for denominator is

On equating rational and irrational parts,

We get a = 2 and b = 1

(ii) rationalising factor for the denominator is

We have

On equating rational and irrational parts we get,

a=3 and b=2

(iii)

Rationalising factor for the denominator is

On equating rational and irrational parts we get,

(iv) given,

Rationalising factor for denominator is

We have

On equating rational and irrational parts we get,

a= -1 and b=1

(v) given,

We have

On equating rational and irrational parts we get

(vi) given,

We have

On equating rational and irrational parts we have,

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