Question

2 minus under root 2 into 2 minus under root 2

Answer 1

heya!!


refer to given attachment please

Answer 2

$(2 - \sqrt{2} ) \times (2 - \sqrt{2} ) \\ \\ = (2)(2) - (2)( \sqrt{2} ) - (2)( \sqrt{2} ) + ( \sqrt{2} )( \sqrt{2} ) \\ \\ = 4 - 2 \sqrt{2} - 2 \sqrt{2} + 2 \\ \\ = 6 - 4 \sqrt{2}$