Evaluate
56
Factor
7\times 2^{3}
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7\times 5+4\left(3.13+2.12\right)
Divide 49 by 7 to get 7.
35+4\left(3.13+2.12\right)
Multiply 7 and 5 to get 35.
35+4\times 5.25
Add 3.13 and 2.12 to get 5.25.
35+21
Multiply 4 and 5.25 to get 21.
56
Add 35 and 21 to get 56.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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Matrix
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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
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