Answer:
it's corect
Step-by-step explanation:
just change the subject it is not mathematics
If that is a multiplication sign then the answer is 12. But if that is 5x^4 then the answer is -(5x^4-32)
Equate the real and imaginary parts independently to find x and y.
Real part: -4=x, so x=-4
Imag. part yi=3i, so y=3
0.8 divided by 71.73 = 0.01115293461
