Evaluate
3\sqrt{530}\approx 69.065186599
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\sqrt{9+69^{2}}
Calculate 3 to the power of 2 and get 9.
\sqrt{9+4761}
Calculate 69 to the power of 2 and get 4761.
\sqrt{4770}
Add 9 and 4761 to get 4770.
3\sqrt{530}
Factor 4770=3^{2}\times 530. Rewrite the square root of the product \sqrt{3^{2}\times 530} as the product of square roots \sqrt{3^{2}}\sqrt{530}. Take the square root of 3^{2}.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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y = 3x + 4
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699 * 533
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
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Limits
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