Evaluate
20.5
Factor
\frac{41}{2} = 20\frac{1}{2} = 20.5
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\frac{168.1}{8.6-0.4}
Multiply 4.3 and 2 to get 8.6.
\frac{168.1}{8.2}
Subtract 0.4 from 8.6 to get 8.2.
\frac{1681}{82}
Expand \frac{168.1}{8.2} by multiplying both numerator and the denominator by 10.
\frac{41}{2}
Reduce the fraction \frac{1681}{82} to lowest terms by extracting and canceling out 41.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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