Answer:
a)
,
, b)
,
, c)
,
.
Step-by-step explanation:
The equation of the circle is:

After some algebraic and trigonometric handling:


Where:


Finally,


a)
,
.
b)
,
.
c)
, 
Where:


The solution is 
The parametric equations are:


Car 1 consumes 30 gallons of gas.Car 2 consumes 20 gallons of gas.
Answer:
A² = 9
Step-by-step explanation:
substitute A = - 3 into A² , that is
A² = (- 3)² = - 3 × - 3 = 9
9514 1404 393
Answer:
1/2 ft
Step-by-step explanation:
Skylar's speed was ...
(65 ft)/(5 s) = 13 ft/s
Rodrigo's speed was ...
(108 ft)/(8 s) = 13.5 ft/s
Rodrigo traveled farther by (13.5 -13) = 0.5 ft per second.
Answer:
i think it would be 5,000 but im not for sure
Step-by-step explanation: