Question

please solve xiii please
the answer is
${ - 3ab}^{3} c$
but my answer is always coming wrong​

Answer 1

Step-by-step explanation:

then first step -2ab³c+(-2ab³c)

= - 4ab³c

an second step=ab³c +(-4ab³c)

=-ab³c+4ab³c

= -3ab³c

ans

Answer 2

Answer:

bhai bhai bhai maro mujhe....