Evaluate
\frac{15}{64}=0.234375
Factor
\frac{3 \cdot 5}{2 ^ {6}} = 0.234375
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\frac{\frac{1}{16}}{-4}-\frac{1^{-4}}{-4}
Calculate 2 to the power of -4 and get \frac{1}{16}.
\frac{1}{16\left(-4\right)}-\frac{1^{-4}}{-4}
Express \frac{\frac{1}{16}}{-4} as a single fraction.
\frac{1}{-64}-\frac{1^{-4}}{-4}
Multiply 16 and -4 to get -64.
-\frac{1}{64}-\frac{1^{-4}}{-4}
Fraction \frac{1}{-64} can be rewritten as -\frac{1}{64} by extracting the negative sign.
-\frac{1}{64}-\frac{1}{-4}
Calculate 1 to the power of -4 and get 1.
-\frac{1}{64}-\left(-\frac{1}{4}\right)
Fraction \frac{1}{-4} can be rewritten as -\frac{1}{4} by extracting the negative sign.
-\frac{1}{64}+\frac{1}{4}
The opposite of -\frac{1}{4} is \frac{1}{4}.
\frac{15}{64}
Add -\frac{1}{64} and \frac{1}{4} to get \frac{15}{64}.
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}