\frac{ (36--4 }{ 4 \times 8-2 \times 16+1 }
Evaluate
40
Factor
2^{3}\times 5
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\frac{36+4}{4\times 8-2\times 16+1}
The opposite of -4 is 4.
\frac{40}{4\times 8-2\times 16+1}
Add 36 and 4 to get 40.
\frac{40}{32-2\times 16+1}
Multiply 4 and 8 to get 32.
\frac{40}{32-32+1}
Multiply 2 and 16 to get 32.
\frac{40}{0+1}
Subtract 32 from 32 to get 0.
\frac{40}{1}
Add 0 and 1 to get 1.
40
Anything divided by one gives itself.
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}