Evaluate
15\sqrt{5}\approx 33.541019662
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3\times 5\sqrt{5}
Combine \sqrt{5} and 4\sqrt{5} to get 5\sqrt{5}.
15\sqrt{5}
Multiply 3 and 5 to get 15.
Examples
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Linear equation
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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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