\sqrt { 0,64 } + \sqrt[ 3 ] { - 15 \frac { 5 } { 8 } }
Evaluate
-1,7
Factor
-1,7
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0,8+\sqrt[3]{-\frac{15\times 8+5}{8}}
Calculate the square root of 0,64 and get 0,8.
0,8+\sqrt[3]{-\frac{120+5}{8}}
Multiply 15 and 8 to get 120.
0,8+\sqrt[3]{-\frac{125}{8}}
Add 120 and 5 to get 125.
0,8-\frac{5}{2}
Calculate \sqrt[3]{-\frac{125}{8}} and get -\frac{5}{2}.
-\frac{17}{10}
Subtract \frac{5}{2} from 0,8 to get -\frac{17}{10}.
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