Evaluate
40
Factor
2^{3}\times 5
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2+\left(\frac{2-4}{-3+\left(-1\right)^{-5}}\right)^{-2}\times \left(\frac{\frac{5}{2^{2}}-\frac{3}{4}+1}{\left(-2\right)^{-2}+\left(\frac{1}{2}\right)^{2}}\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Calculate -\frac{1}{2} to the power of -2 and get 4.
2+\left(\frac{-2}{-3+\left(-1\right)^{-5}}\right)^{-2}\times \left(\frac{\frac{5}{2^{2}}-\frac{3}{4}+1}{\left(-2\right)^{-2}+\left(\frac{1}{2}\right)^{2}}\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Subtract 4 from 2 to get -2.
2+\left(\frac{-2}{-3-1}\right)^{-2}\times \left(\frac{\frac{5}{2^{2}}-\frac{3}{4}+1}{\left(-2\right)^{-2}+\left(\frac{1}{2}\right)^{2}}\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Calculate -1 to the power of -5 and get -1.
2+\left(\frac{-2}{-4}\right)^{-2}\times \left(\frac{\frac{5}{2^{2}}-\frac{3}{4}+1}{\left(-2\right)^{-2}+\left(\frac{1}{2}\right)^{2}}\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Subtract 1 from -3 to get -4.
2+\left(\frac{1}{2}\right)^{-2}\times \left(\frac{\frac{5}{2^{2}}-\frac{3}{4}+1}{\left(-2\right)^{-2}+\left(\frac{1}{2}\right)^{2}}\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Reduce the fraction \frac{-2}{-4} to lowest terms by extracting and canceling out -2.
2+4\times \left(\frac{\frac{5}{2^{2}}-\frac{3}{4}+1}{\left(-2\right)^{-2}+\left(\frac{1}{2}\right)^{2}}\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Calculate \frac{1}{2} to the power of -2 and get 4.
2+4\times \left(\frac{\frac{5}{4}-\frac{3}{4}+1}{\left(-2\right)^{-2}+\left(\frac{1}{2}\right)^{2}}\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Calculate 2 to the power of 2 and get 4.
2+4\times \left(\frac{\frac{1}{2}+1}{\left(-2\right)^{-2}+\left(\frac{1}{2}\right)^{2}}\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Subtract \frac{3}{4} from \frac{5}{4} to get \frac{1}{2}.
2+4\times \left(\frac{\frac{3}{2}}{\left(-2\right)^{-2}+\left(\frac{1}{2}\right)^{2}}\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Add \frac{1}{2} and 1 to get \frac{3}{2}.
2+4\times \left(\frac{\frac{3}{2}}{\frac{1}{4}+\left(\frac{1}{2}\right)^{2}}\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Calculate -2 to the power of -2 and get \frac{1}{4}.
2+4\times \left(\frac{\frac{3}{2}}{\frac{1}{4}+\frac{1}{4}}\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Calculate \frac{1}{2} to the power of 2 and get \frac{1}{4}.
2+4\times \left(\frac{\frac{3}{2}}{\frac{1}{2}}\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Add \frac{1}{4} and \frac{1}{4} to get \frac{1}{2}.
2+4\times \left(\frac{3}{2}\times 2\right)^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Divide \frac{3}{2} by \frac{1}{2} by multiplying \frac{3}{2} by the reciprocal of \frac{1}{2}.
2+4\times 3^{2}+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Multiply \frac{3}{2} and 2 to get 3.
2+4\times 9+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Calculate 3 to the power of 2 and get 9.
2+36+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Multiply 4 and 9 to get 36.
38+\frac{\frac{\frac{2}{3}-1}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Add 2 and 36 to get 38.
38+\frac{\frac{-\left(1-\frac{2}{3}\right)}{1-\frac{2}{3}}}{\frac{3}{2}-2}
Extract the negative sign in \frac{2}{3}-1.
38+\frac{-1}{\frac{3}{2}-2}
Cancel out 1-\frac{2}{3} in both numerator and denominator.
38+\frac{-1}{-\frac{1}{2}}
Subtract 2 from \frac{3}{2} to get -\frac{1}{2}.
38-\left(-2\right)
Divide -1 by -\frac{1}{2} by multiplying -1 by the reciprocal of -\frac{1}{2}.
38+2
Multiply -1 and -2 to get 2.
40
Add 38 and 2 to get 40.
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}