Evaluate
5+2i
Real Part
5
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2+3+\left(1+1\right)i
Combine the real and imaginary parts.
5+2i
Do the additions.
Re(2+3+\left(1+1\right)i)
Combine the real and imaginary parts in 2+i+3+i.
Re(5+2i)
Do the additions in 2+3+\left(1+1\right)i.
5
The real part of 5+2i is 5.
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{ x } ^ { 2 } - 4 x - 5 = 0
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Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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