Evaluate
0.375
Factor
\frac{3}{2 ^ {3}} = 0.375
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0.75^{2}-0.25\left(0.25+0.5\right)
Subtract 0.25 from 1 to get 0.75.
0.5625-0.25\left(0.25+0.5\right)
Calculate 0.75 to the power of 2 and get 0.5625.
0.5625-0.25\times 0.75
Add 0.25 and 0.5 to get 0.75.
0.5625-0.1875
Multiply 0.25 and 0.75 to get 0.1875.
0.375
Subtract 0.1875 from 0.5625 to get 0.375.
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}