Evaluate
-\frac{41}{15}\approx -2.733333333
Factor
-\frac{41}{15} = -2\frac{11}{15} = -2.7333333333333334
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\frac{7^{2}-\sqrt{64}}{1^{6}-4^{2}}
Add 3 and 4 to get 7.
\frac{49-\sqrt{64}}{1^{6}-4^{2}}
Calculate 7 to the power of 2 and get 49.
\frac{49-8}{1^{6}-4^{2}}
Calculate the square root of 64 and get 8.
\frac{41}{1^{6}-4^{2}}
Subtract 8 from 49 to get 41.
\frac{41}{1-4^{2}}
Calculate 1 to the power of 6 and get 1.
\frac{41}{1-16}
Calculate 4 to the power of 2 and get 16.
\frac{41}{-15}
Subtract 16 from 1 to get -15.
-\frac{41}{15}
Fraction \frac{41}{-15} can be rewritten as -\frac{41}{15} by extracting the negative sign.
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}