Question

(1+√2)(1-√2) = ( )
a)1 b)1 c)0 d)4​

Answer 1

Answer:

sorry

Step-by-step explanation:

I can't understand the question

Answer 2

Answer:

-1

Step-by-step explanation:

(1+√2)(1-√2)

= (1)² - (√2)²

= 1 - 2

= -1

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