Evaluate
8+2i
Real Part
8
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2+6+\left(-5+7\right)i
Combine the real and imaginary parts in numbers 2-5i and 6+7i.
8+2i
Add 2 to 6. Add -5 to 7.
Re(2+6+\left(-5+7\right)i)
Combine the real and imaginary parts in numbers 2-5i and 6+7i.
Re(8+2i)
Add 2 to 6. Add -5 to 7.
8
The real part of 8+2i is 8.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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