Evaluate
0.000000000000000000008
Factor
\frac{1}{2 ^ {18} \cdot 5 ^ {21}} = 8 \times 10^{-21}
Quiz
Arithmetic
5 problems similar to:
( 3.2 \times 2.5 ) \times ( 10 ^ { - 10 } \times 10 ^ { - 11 } )
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3.2\times 2.5\times 10^{-21}
To multiply powers of the same base, add their exponents. Add -10 and -11 to get -21.
8\times 10^{-21}
Multiply 3.2 and 2.5 to get 8.
8\times \frac{1}{1000000000000000000000}
Calculate 10 to the power of -21 and get \frac{1}{1000000000000000000000}.
\frac{1}{125000000000000000000}
Multiply 8 and \frac{1}{1000000000000000000000} to get \frac{1}{125000000000000000000}.
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}