Question

12. Fie A=2³×3⁵×7, B=2²×3×7 şi C= 2³×3×7× 11. Descompuneţi în factori primi: a) A×B; b) A×C; c) B×C; d)A×B×C;e)A:B;f)C:B;​

Answer 1

Răspuns:

• a)
• ${2}^{5} \times {3}^{6} \times {7}^{2}$
• b)
• ${2}^{6} \times {3}^{6} \times {7}^{2} \times 11$
• c)
• ${2}^{5} \times {3}^{2} \times {7}^{2} \times 11$
• d)
• ${2}^{8} \times {3}^{7} \times {7}^{3} \times 11$
• e)
• $2 \times {3}^{2} \times 1$
• f)
• $2 \times 1 \times 1 \div 11$