27^1/3*81^1/3÷243^-1/3
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1
Answer:
[(27) ^1/3] × [(81) ^1/3] ÷ [(243) ^-1/3]
3 × 3 × [(3) ^1/3] × 3 × [(3) ^2/3]
27 × [(3) ^(1/3 + 2/3)]
27 × 3
81
Answered by
0
Answer:
(27^1/3)×(81^1/3)÷(243^-1/3)
=>(3×3×3)⅓×(3×3×3×3)⅓÷(3×3×3×3×3)-⅓
=>3×(3×3×3×3÷3×3×3×3×3)⅓-(-⅓)
=>3×(1/3)-²
=3×9=27
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