Evaluate
104
Factor
2^{3}\times 13
Quiz
Arithmetic
5 problems similar to:
13 \frac{ 1 }{ 3 } \times 9 \frac{ 3 }{ 4 } \times \frac{ 4 }{ 5 }
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\frac{39+1}{3}\times \frac{9\times 4+3}{4}\times \frac{4}{5}
Multiply 13 and 3 to get 39.
\frac{40}{3}\times \frac{9\times 4+3}{4}\times \frac{4}{5}
Add 39 and 1 to get 40.
\frac{40}{3}\times \frac{36+3}{4}\times \frac{4}{5}
Multiply 9 and 4 to get 36.
\frac{40}{3}\times \frac{39}{4}\times \frac{4}{5}
Add 36 and 3 to get 39.
\frac{40\times 39}{3\times 4}\times \frac{4}{5}
Multiply \frac{40}{3} times \frac{39}{4} by multiplying numerator times numerator and denominator times denominator.
\frac{1560}{12}\times \frac{4}{5}
Do the multiplications in the fraction \frac{40\times 39}{3\times 4}.
130\times \frac{4}{5}
Divide 1560 by 12 to get 130.
\frac{130\times 4}{5}
Express 130\times \frac{4}{5} as a single fraction.
\frac{520}{5}
Multiply 130 and 4 to get 520.
104
Divide 520 by 5 to get 104.
Examples
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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}