Tolong jawab beserta caranya yha... Terimakasih...

<=> 5(2-z) - 2(3z-z²)
<=> 10 - 5z - 6z + 2z²
<=> 10 - 11z + 2z .............(A)

Maaf kalau benar ya kak...
Let's math every^DAMN^day!
[DAMNATION]™

Jangan lupa klik love nya iyaaaa hehew