4,7 \cdot 10 ^ { - 8 } \cdot \frac { 10 } { 10 ^ { - 6 } }
Evaluate
0,47
Factor
\frac{47}{2 ^ {2} \cdot 5 ^ {2}} = 0.47
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4,7\times 10^{-8}\times 10^{7}
To divide powers of the same base, subtract the denominator's exponent from the numerator's exponent. Subtract -6 from 1 to get 7.
4,7\times 10^{-1}
To multiply powers of the same base, add their exponents. Add -8 and 7 to get -1.
4,7\times \frac{1}{10}
Calculate 10 to the power of -1 and get \frac{1}{10}.
\frac{47}{100}
Multiply 4,7 and \frac{1}{10} to get \frac{47}{100}.
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}