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a fost răspuns

(7 la puterea 4 +2x7 la puterea 5 +3x7 la puterea 6 ) :162

Răspuns :

7^4(1+2×7+3×7^2):162
=7^4(1+14+3×49):162=7^4×162:162=7^4
Ahmed1985
(7^4+2x7^5+3x7^6 ):162
7^4(1+2x7+7^2):162
7^4 x 1+14+ 3x49 :162
7^4x 162:162 = 7^4 = 2401