Answer:


This above options makes the expression true.
- The negatives above can be distributed up as well, which happened in A.
- In E, when the negatives inside the bracket cancels out, the negative outside the brackets multiplies and makes the expression true.
- In B the expression turns positive, thus false same happens with C and D
The answer is A.
hope this helps!
Answer:

Step-by-step explanation:
Given

Required
Evaluate 
We have:

Apply law of logarithm

Express 9 as 3^2

Evaluate the exponents

.
So:


Substitute 


Answer:
11
Step-by-step explanation:
First subtract
19-8= Z
So solution would be
Z=11
11 / 1/3
11 * 3/1
33/1
Fraction Form: 33/1
Simplified Form: 33