Evaluate
\frac{800000000000000000000000000}{268419158958829}\approx 2.980413183 \cdot 10^{12}
Factor
\frac{2 ^ {29} \cdot 5 ^ {26}}{31 \cdot 937 \cdot 9240856507} = 2980413183258\frac{81389263749870}{268419158958829} = 2980413183258.303
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\frac{640 {(10)} ^ {9}}{0.2147353271670632}
Evaluate trigonometric functions in the problem
\frac{640\times 1000000000}{0.2147353271670632}
Calculate 10 to the power of 9 and get 1000000000.
\frac{640000000000}{0.2147353271670632}
Multiply 640 and 1000000000 to get 640000000000.
\frac{6400000000000000000000000000}{2147353271670632}
Expand \frac{640000000000}{0.2147353271670632} by multiplying both numerator and the denominator by 10000000000000000.
\frac{800000000000000000000000000}{268419158958829}
Reduce the fraction \frac{6400000000000000000000000000}{2147353271670632} to lowest terms by extracting and canceling out 8.
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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
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