Answer:
4 is the real number in that complex number
The question doesn't grammatically make sense...
I think you should edit your question and make it clear to understand.
I think the answer is 297.
Explanation:
Replace every x in k(x) with 9
2(9)^2-3(9)
18^2-27
324-27
297
K(9)=297
Brainliest my answer if this helps you out?
