Evaluate
-8.1-6.4i
Real Part
-8.1
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-3.9-4.2+\left(-6.1-0.3\right)i
Combine the real and imaginary parts in numbers -3.9-6.1i and -4.2-0.3i.
-8.1-6.4i
Add -3.9 to -4.2. Add -6.1 to -0.3.
Re(-3.9-4.2+\left(-6.1-0.3\right)i)
Combine the real and imaginary parts in numbers -3.9-6.1i and -4.2-0.3i.
Re(-8.1-6.4i)
Add -3.9 to -4.2. Add -6.1 to -0.3.
-8.1
The real part of -8.1-6.4i is -8.1.
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