Is the set of ordered pairs a function? For each function, name the set of inputs (domain) and the set of outputs (range).
(Dou, Ron), (Dou, Ian), (Dou, Vernon)
A) Function. Domain is {Dou}, range is {Ron, Ian, Vernon}.
B) Function. Domain is {Dou}, range is {Ron}.
C) Function. Domain is {Dou}, range is {Ron, Ian}.
D) Function. Domain is {Ron, Ian, Vernon}, range is {Dou}.
E) Not a function
E) Not a function
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Use the half-angle formulas to evaluate the given function.sin 22.5°
A. 0.1951 B. 0.9238 C. 0.3827 D. 0.5412
Provide an appropriate response.Frank Orkwis weighs weekly as part of his weight loss routine. His weight for last week was 206 lb 12 oz. Today his weight is 199 lb 15 oz. How much weight did he lose?
A. 7 lb 3 oz B. 6 lb 13 oz C. 7 lb 13 oz D. 6 lb 3 oz
Simplify.-18
A. -1 B. 8 C. 1 D. -8
Find:
dxEnter a polynomial in x in standard form with any fractional coefficients or powers in reduced form 
.
What will be an ideal response?