Yes from left to right on a graph it increases
The answer is 6
First, you must put the values in the formula.


Then, you must simplify the exponents.

Next, subtract 64 on both sides.

Finally, eliminate exponents.


Using the product rule, then (A) is the answer.
Find the domain by finding where the expression is defined.
Inveral Notation: [3,6) ∪ (6, ∞)
Set Builder Notation:{x|x ≥3,x ≠6}