Evaluate (complex solution)
-12+4\sqrt{6}i\approx -12+9.797958971i
Real Part (complex solution)
-12
Evaluate
\text{Indeterminate}
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\left(2i-\sqrt{6}\right)\sqrt{24}
Calculate the square root of -4 and get 2i.
\left(2i-\sqrt{6}\right)\times 2\sqrt{6}
Factor 24=2^{2}\times 6. Rewrite the square root of the product \sqrt{2^{2}\times 6} as the product of square roots \sqrt{2^{2}}\sqrt{6}. Take the square root of 2^{2}.
\left(4i-2\sqrt{6}\right)\sqrt{6}
Use the distributive property to multiply 2i-\sqrt{6} by 2.
4i\sqrt{6}-2\left(\sqrt{6}\right)^{2}
Use the distributive property to multiply 4i-2\sqrt{6} by \sqrt{6}.
4i\sqrt{6}-2\times 6
The square of \sqrt{6} is 6.
4i\sqrt{6}-12
Multiply -2 and 6 to get -12.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
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
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}