Q. 10 C5.0( 3 Votes )

Let us fill up th

Answer :

(a) Irrational


As √11 is irrational number


Multiplying it with 5


Also get irrational number


(b) √3 + 5


Conjugate surds are surds which are having same terms but having different symbol( + to- and – to + ) in between both the terms.


(c) Conjugate Surds


While product of conjugate surds


They get square to become rational number


While sum of conjugate surds


They get cancel to become rational number


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