Question

efectuati dand factor comun 3 la puterea 2 × 5 +3 la puterea 3× 7

Answer 1

${3}^{2} \times 5 + {3}^{3} \times 7 = {3}^{2} (5 + 3 \times 7)$

$= {3}^{2} (5 + 21) = 9 \times 26 = 234$