Question

$b)( - \frac{2}{5}) {}^{ - 3} =$
Preciso urgentee❤☺♥⭐​

Answer 1

(-2/5) x (-2/5) x (-2/5)

-8/125

Answer 2

(-2/5)⁻³

(-5/2)³

(-5*5*5/2*2*2)

- 125/8 >>> resultado.