Evaluate
9
Factor
3^{2}
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\frac{61.3089-1.17\times 1.17}{6.66}
Multiply 7.83 and 7.83 to get 61.3089.
\frac{61.3089-1.3689}{6.66}
Multiply 1.17 and 1.17 to get 1.3689.
\frac{59.94}{6.66}
Subtract 1.3689 from 61.3089 to get 59.94.
\frac{5994}{666}
Expand \frac{59.94}{6.66} by multiplying both numerator and the denominator by 100.
9
Divide 5994 by 666 to get 9.
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{ x } ^ { 2 } - 4 x - 5 = 0
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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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