Cynthia M.

asked • 11/10/17

Evaluate expression. - Show Work

Expression: log216
 
Choices:
 
A) -6
 
B) 2
 
C) 3
 
D) 36

2 Answers By Expert Tutors

By:

Arturo O.

Certainly a simpler way to solve, if you realize up front that 216 is a perfect cube!
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11/10/17

Arthur D.

tutor
Hi Arturo, that's the first thing I do-look at the number and see what kind of number it is, a square, a cube, etc in terms of the base if given. Sometimes, like you say, it simplifies things. Actually, when you wrote 6x=216, this is another way to solve the problem: 6x=63, so x=3, just as simple.
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11/10/17

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