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1\times \frac{2+2i}{-2i}
Calculate 1-i to the power of 2 and get -2i.
1\times \frac{-2+2i}{2}
Multiply both numerator and denominator of \frac{2+2i}{-2i} by imaginary unit i.
1\left(-1+i\right)
Divide -2+2i by 2 to get -1+i.
-1+i
Multiply 1 and -1+i to get -1+i.
Re(1\times \frac{2+2i}{-2i})
Calculate 1-i to the power of 2 and get -2i.
Re(1\times \frac{-2+2i}{2})
Multiply both numerator and denominator of \frac{2+2i}{-2i} by imaginary unit i.
Re(1\left(-1+i\right))
Divide -2+2i by 2 to get -1+i.
Re(-1+i)
Multiply 1 and -1+i to get -1+i.
-1
The real part of -1+i is -1.