What type of a number is\[\left( 6+\sqrt{2} \right)\left( 6-\sqrt{2} \

1.	What type of a number is\[\left( 6+\sqrt{2} \right)\left( 6-\sqrt{2} \right)\]?
A.	Rational number
B.	Irrational number
C.	Prime number
D.	Negative Integer
Answer» B. Irrational number

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What type of a number is\[\left( 6+\sqrt{2} \right)\left( 6-\sqrt{2} \right)\]?

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