Evaluate
942
Factor
2\times 3\times 157
Quiz
Arithmetic
5 problems similar to:
10 \times 2 \times 3.14 \times 5+2 \times 3.14 \times { 10 }^{ 2 }
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20\times 3.14\times 5+2\times 3.14\times 10^{2}
Multiply 10 and 2 to get 20.
62.8\times 5+2\times 3.14\times 10^{2}
Multiply 20 and 3.14 to get 62.8.
314+2\times 3.14\times 10^{2}
Multiply 62.8 and 5 to get 314.
314+6.28\times 10^{2}
Multiply 2 and 3.14 to get 6.28.
314+6.28\times 100
Calculate 10 to the power of 2 and get 100.
314+628
Multiply 6.28 and 100 to get 628.
942
Add 314 and 628 to get 942.
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}