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169=12^{2}+5^{2}
Calculate 13 to the power of 2 and get 169.
169=144+5^{2}
Calculate 12 to the power of 2 and get 144.
169=144+25
Calculate 5 to the power of 2 and get 25.
169=169
Add 144 and 25 to get 169.
\text{true}
Compare 169 and 169.
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{ x } ^ { 2 } - 4 x - 5 = 0
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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