Use the fundamental identities to find the value of the trigonometric function.Find cot ? if csc ? =  and ? is in quadrant I.

A. 3
B.
C.
D.


Answer: D

Mathematics

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Solve the problem.The function that models the consumption of a certain medication over the years 2000-2010 is where x is the number of years after 2000 and y is measured in grams per 100,000 people. Find the inverse of this function.

A. f-1(x) =  - 224.10
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 115.21(x - 224.10)

Mathematics

List all numbers from the given set that are members of the given Real Number subset.{16, , -22, 0, 0.} Integers

A. 16, -22, 0, 
B. 16, -22, 0
C. 16, 0
D. 16, 0, 

Mathematics

Solve the system algebraically.y = 20x27x + y = 3

A.  and 
B.  and 
C.  and 
D.  and 

Mathematics

Find the product, if possible.    

A.

B.

C.

D.

Mathematics