Evaluate
3+8i
Real Part
3
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4-1+\left(3+5\right)i
Combine the real and imaginary parts in numbers 4+3i and -1+5i.
3+8i
Add 4 to -1. Add 3 to 5.
Re(4-1+\left(3+5\right)i)
Combine the real and imaginary parts in numbers 4+3i and -1+5i.
Re(3+8i)
Add 4 to -1. Add 3 to 5.
3
The real part of 3+8i is 3.
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