Answer:
;;6
Step-by-step explanation:
56 5
We can expand the logarithm of a product as a sum of logarithms:
Then using the change of base formula, we can derive the relationship
This immediately tells us that
Notice that none of can be equal to 1. This is because
for any choice of . This means we can safely do the following without worrying about division by 0.
so that
Similarly,
so that
So we end up with
###
Another way to do this:
Then
So we have
The answer:
X1 = -1 X2 = 3
Explanation: Down the images
What is the essential question?