Evaluate
-\frac{1}{343}\approx -0.002915452
Factor
-\frac{1}{343} = -0.0029154518950437317
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\frac{1}{\left(-7\right)^{3}}
Rewrite \left(-7\right)^{-5} as \left(-7\right)^{-8}\left(-7\right)^{3}. Cancel out \left(-7\right)^{-8} in both numerator and denominator.
\frac{1}{-343}
Calculate -7 to the power of 3 and get -343.
-\frac{1}{343}
Fraction \frac{1}{-343} can be rewritten as -\frac{1}{343} by extracting the negative sign.
Examples
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Linear equation
y = 3x + 4
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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
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