Question

simplify (4 + under root 2) 4 minus under root 2​

Answer 1

Answer

Step-by-step explanation:

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Answer 2

Answer:

$(4 + \sqrt{2} )(4 - \sqrt{2}) = \\ (x + y)(x - y) = {x}^{2} - {y}^{2} \\ ( {4}^{2} - { \sqrt{2} }^{2} ) = 16 - 2 = 14$