simplify:
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Answer:
19/64
Step-by-step explanation:
[ (1/3)^-3 - (1/2)^3 ] ÷ (1/4)^-3
= [ (3)^3 - (2)^3 ] ÷ (4)^3
= [ 27 - 8 ] ÷ 64
= 19 ÷ 64
= 18/64
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