Evaluate
10-3i
Real Part
10
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7+3+\left(2-5\right)i
Combine the real and imaginary parts.
10-3i
Do the additions.
Re(7+3+\left(2-5\right)i)
Combine the real and imaginary parts in 7+2i+3-5i.
Re(10-3i)
Do the additions in 7+3+\left(2-5\right)i.
10
The real part of 10-3i is 10.
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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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]
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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