Question

https://prnt.sc/kufaaa

Answer 1

ok so we want to use the distributive property here

do you have an idea on what the first step might be? :)

Answer 2

To multipy
-4y^5 x 8y^3
-4y^5 x 5y^2
-4y^5 x 4y? >~<

Answer 3

remember there's a minus sign in front of the 5y^2

but you are correct!
what do you get for each one?

Answer 4

Oh right xD and yay!
-32y^8
20y^7
-12y^6

Answer 5

Oh right xD and yay!
-32y^8
20y^7
-12y^6

Answer 6

check the last one again?
the other two are correct :)

Answer 7

Ohhhh wait, -16^y6

Answer 8

yeeeeee

and you put them all together and you get your answer! :D

Answer 9

-32y^8 + 20y^7 -16y^6 ^~^! Awesome. Thank you ^~^!