Determine whether the relation represents a function. If it is a function, state the domain and range.{(19, -3), (3, -2), (3, 0), (7, 2), (19, 4)}
A. function
domain: {-3, -2, 0, 2, 4}
range: {19, 7, 3, 19}
B. function
domain: {19, 7, 3, 19}
range: {-3, -2, 0, 2, 4}
C. not a function
Answer: C
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Determine whether the expression is a polynomial.
+ 
- 14
A. Not a polynomial B. Polynomial
A 
-cup serving of fruit contains 15 g of sugar. How much sugar is in 2
cups of this fruit?
A. 65 g
B. 37
g
C. 18
g
D. 75 g
Provide an appropriate response.Find the area of the given parallelogram:
A. 120 m2 B. 56 m2 C. 48 m2 D. 160 m2
Solve.An express and local train leave GraysLake at 3 P.M. and head for Chicago 50 miles away. The express travels twice as fast as the local and arrives 1 hour ahead of the local. Find the speed of each train.
A. Express's rate = 60 mph and local's rate = 30 mph. B. Express's rate = 50 mph and local's rate = 25 mph. C. Express's rate = 25 mph and local's rate = 12.5 mph. D. Cannot be determined with information given.