Question

Evaluate log3 9.

a.2
b.3
c.0.33
d.0.5

Answer 1

Hi,
is it \[\log_{3} 9\] ?

Answer 2

the log of a number is the power to which the base must be raised to get that number

Answer 3

yes @Yavar

Answer 4

To do this, set it equal to x, which is what you are solving for:
\[\log_{3}(9)=x \] Then use logarithm rules to change it to exponential form:
\[9=3^{x}\] Can you solve from there?

Answer 5

x = 2?

Answer 6

so it is a?

Answer 7

Right!

Answer 8

Ok, to learn how to solve this question and other similar ones, you need to learn a few basic rules of Logarithm.
Are you ready?