Answer:
$95.38
Step-by-step explanation:
step 1
Find the area of one button
The area is equal to

we have
---> the radius is half the diameter
Convert to meters

assume

substitute

step 2
Find the area of 1,00 buttons
Multiply by 1,000

step 3
Find the cost
Multiply $15 per square meter by the total area of 1,000 buttons

Answer:
The answer is C
Step-by-step explanation:
Answer:
(0,9) (-1,0), (2,0), (3,0),
Step-by-step explanation:
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Hello,
n=1,2,3,.... and not 0
Answer B a(n)=-2*n