3r
[tex]3 \sqrt{3x - 2 \sqrt{3 \times { + 4 \sqrt{3x2 - 5 \sqrt{3 {?}^{2} } } }^{2} } } [/tex]
Metoda factorului comun
[tex]2 \sqrt{3x {y - 4 \sqrt{3xy { + 8 \sqrt{3 \times {y { + 12 \sqrt{3 \times 3y} }^{2} }^{2} } }^{2} } }^{2} } [/tex]
5
[tex]5 \sqrt{2x { + 3 \sqrt{2x5 + 6 \sqrt{2 \times 3 - 7 \sqrt{2x {?}^{2} } } } }^{2} } [/tex]
[tex]5 \sqrt{3x { - 2 \sqrt{3x { + 8 \sqrt{3 \times 2 - 6 \sqrt{3 \times {?}^{2} } } }^{2} } }^{2} } [/tex]
Metoda fac comun​