Evaluate
50
Factor
2\times 5^{2}
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5^{2}\left(\sqrt{2}\right)^{2}
Expand \left(5\sqrt{2}\right)^{2}.
25\left(\sqrt{2}\right)^{2}
Calculate 5 to the power of 2 and get 25.
25\times 2
The square of \sqrt{2} is 2.
50
Multiply 25 and 2 to get 50.
Examples
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y = 3x + 4
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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