Question

Descompuneti oral in produs de puteri de factori primi numerele: 20,50,12,3000,800,2100,70000

Answer 1

20=2^2 x 5
50= 2 x 5^2
12= 3 x 2^2
3000= 2^3 x 5^3 x 3
800= 2^5 x 5^2
2100 = 2^2 x 5^2 x 3 x 7
70000= 2^5 x 5^5 x 7

Answer 2

20=2^2 x 5 50= 2 x 5^2 12= 3 x 2^2 3000= 2^3 x 5^3 x 3 800= 2^5 x 5^2 2100 = 2^2 x 5^2 x 3 x 7 70000= 2^5 x 5^5 x 7