0,5 - ( - 0,3 + 0,5 ) \times 2,1 =
Evaluate
0,08
Factor
\frac{2}{5 ^ {2}} = 0.08
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0,5-0,2\times 2,1
Add -0,3 and 0,5 to get 0,2.
0,5-0,42
Multiply 0,2 and 2,1 to get 0,42.
0,08
Subtract 0,42 from 0,5 to get 0,08.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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