Answer:

Step-by-step explanation:
For question #1:

For question #2:

Answer:
The function concerning the evolution of the value of the first car is exponential and the one concerrning the value of the second car is linear
Step-by-step explanation:
1st car's drop in value ( not considering the second hand type of drop):
1.4500$
2.4050$
3.3645$
2nd car's value is dropping 3000$ every year so the function is f(n)=45000-3000n, n- number of years
Answer:
48-6n-8
40-6n
Step-by-step explanation:
<span>The orthocenter of a triangle is formed by the ALTITUDES of a triangle.</span>
Source:
http://www.1728.org/trictr.htm