Determine whether the relation is a function. Give the domain and range.{(-3, -4), (-4, -3), (5, 8), (2, 4)}
A. not a function; domain: {-4, -3, 4, 8}; range: {-4, -3, 2, 5}
B. function; domain: {-4, -3, 2, 5}; range: {-4, -3, 4, 8}
Answer: B
Mathematics
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Solve the problem.Find the average of 
and 
(Hint: To find the average of two numbers, find their sum and divide 
A. 
B. 
C. 
D. 
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Find the second derivative.y = 5x3 - 3x2 + 6
A. 6x - 30 B. 6x - 20 C. 30x - 6 D. 20x - 6
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Provide an appropriate response.Use a calculator to add 
+ 
+ 
. Write answer in lowest terms with improper fractions changed to whole or mixed numbers.
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression for the given replacement value.
, for x = 357
A. 1 B. undefined C. 0 D. 357
Mathematics