Question

3)Resolva as divisões: a) 50b^6 c^8 d^4 : 25b^2 c^4 d^4 b)4mn^10 : mn^2 *
20 pontos
A) a) 10b^4 c^4 b) 2n^8
B) a) 25b^4 c^4 d^4 b) 8n^6
C) a) - 2b^4 c^4 b) - 4n^8
D) a) 2b^4 c^4 b) 4n^8​

Answer 1

Explicação passo-a-passo:

a)

$\sf \dfrac{50b^6c^8d^4}{25b^2c^4d^4}$

$\sf =\dfrac{50}{25}\cdot b^{6-2}c^{8-4}d^{4-4}$

$\sf =2b^4c^4$

b)

$\sf \dfrac{4mn^{10}}{mn^2}$

$\sf =4\cdot m^{1-1}n^{10-2}$

$\sf =4n^8$

Letra D