Evaluate
-3+6i
Real Part
-3
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4-7+\left(5+1\right)i
Combine the real and imaginary parts.
-3+6i
Do the additions.
Re(4-7+\left(5+1\right)i)
Combine the real and imaginary parts in 4+5i-7+i.
Re(-3+6i)
Do the additions in 4-7+\left(5+1\right)i.
-3
The real part of -3+6i is -3.
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