Evaluate
115
Factor
5\times 23
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\frac{16}{2}\left(7+4\right)+\frac{9^{2}}{3}
Calculate 4 to the power of 2 and get 16.
8\left(7+4\right)+\frac{9^{2}}{3}
Divide 16 by 2 to get 8.
8\times 11+\frac{9^{2}}{3}
Add 7 and 4 to get 11.
88+\frac{9^{2}}{3}
Multiply 8 and 11 to get 88.
88+\frac{81}{3}
Calculate 9 to the power of 2 and get 81.
88+27
Divide 81 by 3 to get 27.
115
Add 88 and 27 to get 115.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}