Evaluate
-5.3-2.4i
Real Part
-5.3
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2.7-8+\left(1.8-4.2\right)i
Combine the real and imaginary parts in numbers 2.7+1.8i and -8-4.2i.
-5.3-2.4i
Add 2.7 to -8. Add 1.8 to -4.2.
Re(2.7-8+\left(1.8-4.2\right)i)
Combine the real and imaginary parts in numbers 2.7+1.8i and -8-4.2i.
Re(-5.3-2.4i)
Add 2.7 to -8. Add 1.8 to -4.2.
-5.3
The real part of -5.3-2.4i is -5.3.
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