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December 21, 2014

December 21, 2014

Posted by **Emily** on Thursday, January 13, 2011 at 7:27pm.

*(x+1) is the base

i know that the answer is 2 but i have no clue how to get that

- Math -
**helper**, Thursday, January 13, 2011 at 7:52pmlog(x+1) 27=3

since,

logb N = x

b^x = N

this can be written as

(x + 1)^3 = 27

take cube root of each side

x + 1 = 3

x = 2

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