Question

CALCULE
A) 3√8
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B) 3√125
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C) 3√27
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D) 3√8
* ---
* 64
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E) 3√27
* -----
* 125
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F) 3√ 27
* -----
* 729

Answer 1

CALCULE:

A)
= 3√8
= 3√4.√2
= 3.2.√2
= 6√2

B)
= 3√125
= 3.√25.√5
= 3.5.√5
= 15√5

C)
= 3√27
= 3√9√3
= 3.3√3
= 9√3

D)
= 3√8/64
= 3√4.√2/64
= 3.2√2/64
= 3√2/32

E)
= 3√27 / 125
= 3√9.√3/125
= 3.3.√3/125
= 9√3/125

F)
= 3√ 27 / 729
= 3.√9.√3 / 729
= 3.3.√3 / 729
= 9√3 / 729
= 9√3 / 9 . 81
= √3 / 81