Evaluate
13
Factor
13
Quiz
Arithmetic
5 problems similar to:
( - 169 ) : [ - 8 + 3 \cdot ( - 4 ) - 7 \cdot ( - 1 ) ^ { 23 } ] =
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\frac{-169}{-8-12-7\left(-1\right)^{23}}
Multiply 3 and -4 to get -12.
\frac{-169}{-20-7\left(-1\right)^{23}}
Subtract 12 from -8 to get -20.
\frac{-169}{-20-7\left(-1\right)}
Calculate -1 to the power of 23 and get -1.
\frac{-169}{-20-\left(-7\right)}
Multiply 7 and -1 to get -7.
\frac{-169}{-20+7}
The opposite of -7 is 7.
\frac{-169}{-13}
Add -20 and 7 to get -13.
13
Divide -169 by -13 to get 13.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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}