Answer: option c.
Step-by-step explanation:
To solve the given exercise and write the expression as a single logarithm, you must keep on mind the following properties:


Therefore, by applying the properties shown above, you can rewrite the expression given, as following:

Then as you can see, the answer is the option c.
Answer: 82
Step-by-step explanation:
Answer:
20% are black cats.
Step-by-step explanation:
This is 40% of 50%
= 0.40 * 0.50
= 0.20
= 20%
Answer:
C
Step-by-step explanation:
Since its a perfecr square root