H(t) = f(t) - g(t)
= 500(1.2)^t - 380(1.15)^t
Taking out the greatest common factor, which is 20:
= 20[(25)(1.2)^t - (19)(1.15)^t]
This is the third choice.
Note that you cannot subtract the bases of the exponents, for example (1.2^t - 1.15^t) cannot be simplified into something like 0.05^t.
Answer:
b. Identify the variable of interest and state whether it is categorical or quantitative.
Step-by-step explanation:
Answer:
Volume of the cube: 
Step-by-step explanation:
A cube is a solid figure consisting of 6 squared faces arranged in a structure at right angle with each other.
The volume of a cube is given by:

where
V is the volume
L is the length of one side of the cube
In this problem, the length of the side of the cube is

Therefore, the volume of the cube is

Answer:D
Step-by-step explanation:
Answer
The answer and procedures of the exercise are attached in the following archives.
Step-by-step explanation:
You will find the procedures, formulas or necessary explanations in the archive attached below. If you have any question ask and I will aclare your doubts kindly.