Answer:
z^4-z²-20
Step-by-step explanation:
( z^2 + 4 ) ( z^2 – 5)
z^4+4z²-5z²-20
z^4-z²-20
Answer:
B) (-8, -6, 1)
There are a lot of steps and I don't want to spend the time writing it all out... sorry. :')
Hope this helps :)
Answer:
4 1/4
Step-by-step explanation:
it looks like 4 and 1/4