Evaluate
\frac{939}{314000000000000000000000000000}\approx 2.99044586 \cdot 10^{-27}
Factor
\frac{3 \cdot 313}{2 ^ {28} \cdot 5 ^ {27} \cdot 157} = 2.990445859872611 \times 10^{-27}
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\frac{6\times 626\times 10^{-34}}{4\times 314\times 10^{-7}}
To multiply powers of the same base, add their exponents. Add -2 and -5 to get -7.
\frac{3\times 313\times 10^{-34}}{314\times 10^{-7}}
Cancel out 2\times 2 in both numerator and denominator.
\frac{3\times 313}{314\times 10^{27}}
To divide powers of the same base, subtract the numerator's exponent from the denominator's exponent.
\frac{939}{314\times 10^{27}}
Multiply 3 and 313 to get 939.
\frac{939}{314\times 1000000000000000000000000000}
Calculate 10 to the power of 27 and get 1000000000000000000000000000.
\frac{939}{314000000000000000000000000000}
Multiply 314 and 1000000000000000000000000000 to get 314000000000000000000000000000.
Examples
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{ 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}