2. The log3 20 can be written as
(1) 2log, 2+ log, 5
(3) log, 15+log, 5
(2) 2 log, 10
(4) 2log, 4+3log, 4

Expressions can be converted to and from logarithmic forms

can be rewritten as:

The expression is given as:

Express 20 as 4 * 5

Apply law of logarithm: Split the expression

The above equation means that:

can be rewritten as:

Hence, the equivalent expression of is

Read more about logarithms at:

link

Step-by-step explanation:

Given:

To find: the correct option

Solution:

The logarithm function is the inverse function to exponentiation function.

Domain of a logarithmic function = set of real numbers greater than zero Range of a logarithmic function = set of real numbers

As ,

As ,

hi, i am not sure about this one but i think its d,

hope this !