👤

Ex 8 pag 65 a 3¹⁸+3¹⁷ =4×3¹⁷​

Răspuns :

dam factor comun pe

[tex] {3}^{17} [/tex]

si calculam

[tex] {3}^{17} (3 + 1) = 4 \times {3}^{17} < = > 4 \times {3}^{17} = 4 \times {3}^{17} \: adevarat[/tex]