9.This is because it goes through the whole circle passing through the centre point. at the full width
The rest are pretty easy. I'm sure you can manage. Good luck!
Answer:
Number of year(n) = 3.4 year (Approx)
Step-by-step explanation:
Given:
Purchase value of car = $27,000
Depreciation rate per year (d) = 18% = 0.18
Future price = half of its original value = $27,000 / 2 = $13,500
Find:
Number of year(n) = ?
Computation:

Number of year(n) = 3.4 year (Approx)
-11x is the answer to your question.
Answer:
x=-2, y=4. (-2, 4).
Step-by-step explanation:
2x+y=0
5x+3y=2
----------------
-3(2x+y)=-3(0)
5x+3y=2
-------------------
-6x-3y=0
5x+3y=2
---------------
-x=2
x=-2
2(-2)+y=0
-4+y=0
y=0-(-4)
y=0+4
y=4
Answer:
That depends on the direction of the pulling force.The horizontal component of the pulling force must be 100 N.So the more steeply the rope angles upward, the harder you'dhave to pull on it in order to create a 100N horizontal component.