Which of the following is the cube root of -\frac{64}{243} ?

Sainik School Entrance Exam 2019 Solved Paper

Question : 4 of 150

Marks: +1, -0

Which of the following is the cube root of

-{64}/{243}

Solution:

(d)

∛{-{64}/{343}}= ∛{{(-4) ×(-4) ×(-4)}/{7 ×7 ×7}}

=-{4}/{7}

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