Question

Resolve as operações: a) 6xy . 2x² . 3y = b) 1/2wz . 2/3z = *
20 pontos
A) a) - 36x³y² b) - 1/3wz²
B) a) 1/3wz b) - 36x³y²
C) a) 36x³y² b) 1/3wz²
D) a) 36xy b) 2/6w²z
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Answer 1

Explicação passo-a-passo:

a)

$\sf 6xy\cdot2x^2\cdot3y$

$\sf =6\cdot2\cdot3\cdot x^{1+2}y^{1+1}$

$\sf =36x^3y^2$

b)

$\sf \dfrac{wz}{2}\cdot\dfrac{2z}{3}=\dfrac{2wz^2}{6}=\dfrac{wz^2}{3}$

Letra C