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Question

Cube of -12 is
(a) 18
(b) 116
(c) -18
(d) -116

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Solution

(c) -1/8
The cube of a number is the number raised to the power of 3. Hence the cube of −1/2 is

(-1)323 ---> ( (a/b)n = (an)/(bn)
=-18

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