Answer:
Function 1
Step-by-step explanation:
<u>Function 1:</u>

The rate of change of the function 1 is:

<u>Function 2:</u>
The rate of change of the function 2 is:

Hence, the greater rate of change has function 1.
Because $385 for two years is 385+385=770
Twice a month for two years=24x2=48
So 770/48=$16.04
Final answer $16.04
Answer:
Step-by-step explanation:
Multiplying a(x) and b(x) together results in a quadratic equation (a trinomial). This trinomial looks like (a·b)(x) = (2)(x - 2)(x + 2). Note that this is a "special product;" (2)(x^2 - 4); there is no middle term.
Answer:
14
Step-by-step explanation:
12:6=2
12+2=14
so her brother it's 14 years old