3 \cdot ( 2 - 5 + 6 \cdot ( 1 + 3 ) =
Evaluate
63
Factor
3^{2}\times 7
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3\left(-3+6\left(1+3\right)\right)
Subtract 5 from 2 to get -3.
3\left(-3+6\times 4\right)
Add 1 and 3 to get 4.
3\left(-3+24\right)
Multiply 6 and 4 to get 24.
3\times 21
Add -3 and 24 to get 21.
63
Multiply 3 and 21 to get 63.
Examples
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\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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