Answer:
Imaginary roots occur in conjugate pairs
Therefor the roots are
8 , -14, 3 + 9i and 3 - 9i
f(x) = (x - 8)(x + 14)(x - (3 + 9i))(x - (3 - 9i))
Which expands to
f(x) = x⁴ - 58x² + 1212x - 10080
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
Hello there, and thank you for posting your question here on brainly.
You can tell if its a function or not if it's x value isn't repeating.
If you look, you can see it's x values are repeating, so it is not a function.
Hope this helps!! ☺♥