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20-09-2017
Mathematics

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if a=3b^3/c, what happens to a when b is doubled

Respuesta :

20-09-2017

"b" is cubed, so when you double it (2*b) the 2 also is cubed.

a = 3(2b)³/c
a = 3*8b³/c

So "a" is increased to "8a"

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