[tex]((4+3\cdot 2^{\frac{1}{2} } ) ^{2} )^{\frac{1}{2} } -((4-3\cdot 2^{\frac{1}{2} } ) ^{2} )^{\frac{1}{2} }=(4+3\cdot 2^{\frac{1}{2} } ) ^{2\cdot \frac{1}{2} }-(4-3\cdot 2^{\frac{1}{2} } ) ^{2\cdot \frac{1}{2} }=(4+3\cdot 2^{\frac{1}{2} } ) ^{1}-(4-3\cdot 2^{\frac{1}{2} } ) ^{1}=4+3\cdot 2^{\frac{1}{2} } -(4-3\cdot 2^{\frac{1}{2} } )=4+3\cdot 2^{\frac{1}{2} } -4+3\cdot 2^{\frac{1}{2} } =3\sqrt{2} +3\sqrt{2} =6\sqrt{2} =6\cdot 2^{\frac{1}{2} }[/tex]
[tex]Odp:~~C.~~6\cdot 2^{\frac{1}{2} }[/tex]
