Evaluate
\sqrt{389}\approx 19.723082923
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\sqrt{289+10^{2}}
Calculate 17 to the power of 2 and get 289.
\sqrt{289+100}
Calculate 10 to the power of 2 and get 100.
\sqrt{389}
Add 289 and 100 to get 389.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
y = 3x + 4
Arithmetic
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Matrix
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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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