Question

2) (-3a²b)³ *
1 ponto
a) -27a6b³
b) -9a³b³
c) 27a²b³
d) 9ab

Answer 1

opção a) -27a⁶b³

$= ( - 3 \: a {}^{2} \: b) {}^{3} \\ = ( - 3) {}^{3} .(a {}^{2} ) {}^{3} .b {}^{3} \\ = - 27 \: a {}^{6} b {}^{3}$