Evaluate
2+4i
Real Part
2
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2+4i-3\left(1+i^{2}\right)
Multiply 3+i and 1+i to get 2+4i.
2+4i-3\left(1-1\right)
Calculate i to the power of 2 and get -1.
2+4i-3\times 0
Subtract 1 from 1 to get 0.
2+4i-0
Multiply 3 and 0 to get 0.
2+4i+0
Multiply -1 and 0 to get 0.
2+4i
Anything plus zero gives itself.
Re(2+4i-3\left(1+i^{2}\right))
Multiply 3+i and 1+i to get 2+4i.
Re(2+4i-3\left(1-1\right))
Calculate i to the power of 2 and get -1.
Re(2+4i-3\times 0)
Subtract 1 from 1 to get 0.
Re(2+4i-0)
Multiply 3 and 0 to get 0.
Re(2+4i+0)
Multiply -1 and 0 to get 0.
Re(2+4i)
Anything plus zero gives itself.
2
The real part of 2+4i is 2.
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