Question

21a²b²c³+9abc-6abcd Com calculos. por faavorrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr

Answer 1

Oie, Td Bom?!

• Coloque o fator 3abc em evidência na expressão.

$= 21a {}^{2} b {}^{2} c {}^{3} + 9abc - 6abcd$

$= 3abc \: . \: (7abc {}^{2} + 3 - 2d)$

Att. Makaveli1996