Question

Examine whether (3+√3)(3-√3)is rational or irrational

Answer 1

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Answer 2

Answer:

the question is :-

( 3 + root 3 ) ( 3 - root 3 )

using the identity, (a+b) (a-b) = a² - b²

3² - (root 3 )²

= 9 - 3

= 6.

therefore, 6 is a rational number.

Step-by-step explanation:

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