Answer:
28
Step-by-step explanation:
Add the top and bottom bases, divide by 2, multiply by height.
3
Take 2 as a common then divide by 2
6÷2 =3
5
f(-1)= -3(-1)³+2(-1)²
= -3(-1)+2(1)
= 3+2
=5
ok you to !!!!!!!!! good night!!
