The cube of a negative number is negative. Negative times negative is positive, but then you have the third multiplication, and positive times negative is negative. So for example (-2)3 = -8.
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The cube root of a negative number is negative
No.
No, the cube root of -9 is an irrational number.
-53 = -125, which is nearest you can get since the cube of a negative number MUST be negative.
The cube root of a number is the value that, when multiplied by itself three times, equals the original number. To find the cube root of 0.085184, you would need to calculate the cube root of the absolute value of the number, which is approximately 0.446. Since the cube root of a negative number results in a complex number, the cube root of 0.085184 would be approximately 0.446.