Question

add
(iv) 3 - abc + abc² and -2abc² + abc​

Answer 1

Step-by-step explanation:

3-abc+abc²+(-2abc²+abc)

= 3+abc+abc²-2abc²+abc

= 3+2abc-abc²

Answer 2

the answer is

$\: \: \: \: \: = - abc {}^{2} + 3$

hope it helps you!!!

if it helps please mark me as brainliest.