Evaluate
\frac{98}{5}=19.6
Factor
\frac{2 \cdot 7 ^ {2}}{5} = 19\frac{3}{5} = 19.6
Quiz
Arithmetic
5 problems similar to:
\frac { 18 + 19 + 21 + 22 + 19 + 18 + 17 + 19 + 23 + 20 } { 10 }
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\frac{37+21+22+19+18+17+19+23+20}{10}
Add 18 and 19 to get 37.
\frac{58+22+19+18+17+19+23+20}{10}
Add 37 and 21 to get 58.
\frac{80+19+18+17+19+23+20}{10}
Add 58 and 22 to get 80.
\frac{99+18+17+19+23+20}{10}
Add 80 and 19 to get 99.
\frac{117+17+19+23+20}{10}
Add 99 and 18 to get 117.
\frac{134+19+23+20}{10}
Add 117 and 17 to get 134.
\frac{153+23+20}{10}
Add 134 and 19 to get 153.
\frac{176+20}{10}
Add 153 and 23 to get 176.
\frac{196}{10}
Add 176 and 20 to get 196.
\frac{98}{5}
Reduce the fraction \frac{196}{10} to lowest terms by extracting and canceling out 2.
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}