Evaluate
-13+13i
Real Part
-13
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13+\left(4-\left(-9\right)\right)i
Subtract 13-9i from 4i by subtracting corresponding real and imaginary parts.
-13+13i
Subtract -9 from 4.
Re(13+\left(4-\left(-9\right)\right)i)
Subtract 13-9i from 4i by subtracting corresponding real and imaginary parts.
Re(-13+13i)
Subtract -9 from 4.
-13
The real part of -13+13i is -13.
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Matrix
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Limits
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