Evaluate
\frac{37}{5}=7.4
Factor
\frac{37}{5} = 7\frac{2}{5} = 7.4
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\frac{3+3+6+7+8+9+10+11+12+13+14+15}{15}
Add 1 and 2 to get 3.
\frac{6+6+7+8+9+10+11+12+13+14+15}{15}
Add 3 and 3 to get 6.
\frac{12+7+8+9+10+11+12+13+14+15}{15}
Add 6 and 6 to get 12.
\frac{19+8+9+10+11+12+13+14+15}{15}
Add 12 and 7 to get 19.
\frac{27+9+10+11+12+13+14+15}{15}
Add 19 and 8 to get 27.
\frac{36+10+11+12+13+14+15}{15}
Add 27 and 9 to get 36.
\frac{46+11+12+13+14+15}{15}
Add 36 and 10 to get 46.
\frac{57+12+13+14+15}{15}
Add 46 and 11 to get 57.
\frac{69+13+14+15}{15}
Add 57 and 12 to get 69.
\frac{82+14+15}{15}
Add 69 and 13 to get 82.
\frac{96+15}{15}
Add 82 and 14 to get 96.
\frac{111}{15}
Add 96 and 15 to get 111.
\frac{37}{5}
Reduce the fraction \frac{111}{15} to lowest terms by extracting and canceling out 3.
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{ x } ^ { 2 } - 4 x - 5 = 0
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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}