Răspuns:
[tex] {8}^{4n} \times ( {15}^{2} )^{2n + 1} + {15}^{4n} \times ( {8}^{2} )^{2n + 1} = [/tex]
[tex] {8}^{4n} \times {15}^{4n + 2} + {15}^{4n} \times {8}^{4n + 2} = [/tex]
[tex] {8}^{4n} \times {15}^{4n} ( {15}^{2} + {8}^{2} ) = [/tex]
[tex](8 \times 15)^{4n} \times {17}^{2} [/tex]
[tex] \sqrt{(8 \times 15)^{4n} \times {17}^{2} } = (8 \times 15)^{2n} \times 17[/tex]
