Question

Find the cube of $\frac{-6}{13}$

• A. $\frac{-16}{2197}$
• B. $\frac{-216}{2197}$
• C. $\frac{-216}{297}$
• D. $\frac{-216}{2797}$

Answer 1

The correct option is B $\frac{-216}{2197}$

$6^3=6\ast 6\ast 6=216{13}^3=13\ast 13\ast 13=2197(-\frac{6}{13}{)}^3=-\frac{216}{2197}$