Answer:
x^2-16x+64
Step-by-step explanation:
Simplify= (x-8)(x-8)
Simplified= x^2-8x-8x+64
Combine like terms= x^2-16x+64
Basically whenever the sign is squared on the outside it's the equation times itself. Hope this helps.
(9 + 4i ) + ( 36 - 2i) is the equivalent complex number