Evaluate
-\frac{161}{2}=-80.5
Factor
-\frac{161}{2} = -80\frac{1}{2} = -80.5
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\frac{-161}{2}
Multiply -23 and 7 to get -161.
-\frac{161}{2}
Fraction \frac{-161}{2} can be rewritten as -\frac{161}{2} by extracting the negative sign.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
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Linear equation
y = 3x + 4
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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