Question

Ayuda es urgente porfavor ​

Answer 1

Explicación paso a paso:

1)

$\frac{ - 108a {}^{7} b {}^{6} c {}^{8} }{ - 20b {}^{6} c {}^{8} } \\ 5.4a {}^{7}$

2)

$\frac{4a {}^{3} b {}^{2} }{ - 2ab} \\ - 2a {}^{2} b$

3)

$\frac{ - 5a {}^{4} b {}^{3} c}{ - a {}^{2} b} \\ 5a {}^{2} b {}^{2} c$