Evaluate
20
Factor
2^{2}\times 5
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\frac{-16\times 5}{-4}
Divide -16 by \frac{-4}{5} by multiplying -16 by the reciprocal of \frac{-4}{5}.
\frac{-80}{-4}
Multiply -16 and 5 to get -80.
20
Divide -80 by -4 to get 20.
Examples
Quadratic equation
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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