(1 3 )^ -3 - (1 2 )^ -3 + (1 4 )^ -3 =? - Vidyadip

MCQ

$\left\{\left(\frac{1}{3}\right)^{-3}-\left(\frac{1}{2}\right)^{-3}\right\}+\left(\frac{1}{4}\right)^{-3}=?$

✓
$\frac{19}{64}$
B
$\frac{64}{19}$
C
$\frac{27}{16}$
D
None of these

✓

Answer

Correct option: A.

$\frac{19}{64}$

A

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