Find the numerical value of the log expression

9

Step-by-step explanation:

I'm going to solve this question by expanding the logarithm (note that you can also solve this equation by solving for a, b, and c)

We know the following

Which means we can split the numerator into

We also know that

Which means that we can rewrite the following as

We can evaulate this and get

-1+12= 11

for the numerator

Now we need to take care of the denominator

we know the following

which means that we have

11-2log(a)

solve and get

11-2

9

sine

step-by-step explanation:

your answer is -9

step-by-step explanation: