Question

19)Rationalising factor of √7 is
20)Rationalising factor of (4-3√3)

Answer 1

Answer:

(19) Rationalising factor is √7.

(20) rationalising factor is 4+3√3

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Answer 2

Answer:

(19) Rationalising factor is √7.

(20) rationalising factor is 4+3√3

Step-by-step explanation: