Answer with Step-by-step explanation:
Let F be a field .Suppose
and 
We have to prove that a has unique multiplicative inverse.
Suppose a has two inverses b and c
Then,
where 1 =Multiplicative identity

(cancel a on both sides)
Hence, a has unique multiplicative inverse.
N - 2 = 10n + 4/2
-2 = 9n + 4/2
-4/4 = 9n
-1 = 9n
-9 = n
N is -9.
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3:1
Basicaly if you divide the x colome by the y colome it shows that every 3 rented-days equals $1
Sorry for the bad spelling
Answer:
1
Step-by-step explanation:
point slope formula: y-y1=m(x-x1)
y-(3)=
(x-(8))
y-3=
x-2
y=
x+1
You can use sin 40°.
Set up the equation: sin 40° = 16/x
Isolate x: 16/sin 40° = x
Simplify: x = 24.88
So, the answer is F. 24.88