Q. 43 K5.0( 1 Vote )

= …….
A. does not exist as a real number

B. does not exist as a binomial surd

C.

D.

Answer :

=


Therefore, x = 9, y =


x2 – 4y = = 81 – 141 = – 60


x2 – 4y can not be the square of a rational number as we know that square of a rational number is always positive.


Therefore, the given expression does not exist as a binomial surd.

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