Decide whether the relation is a function.{(-3, 5), (2, -7), (5, -1), (8, -9), (12, 9)}
A. function
B. not a function
Answer: A
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Integrate using any method.
Find the expected value.A car agency has found daily demand to be as shown in the table.
Find the expected number of customers.
A. 9 B. 12 C. 10 D. 2
Solve the equation and check your solution.
- 
= 
A. -14 B. 2 C. -2 D. 35
Suppose that the rate of production of a product (in units per week) is measured at the end of each of the first 5 weeks after start-up, and the following data are obtained. Use the Trapezoidal Rule to approximate the total number of units produced in the first 5 weeks. Round your answer to two decimal places. ? Weeks t 0 1 2 3 4 5 Rate R(t) 250 247.8 195.6 193.7 291.6 189.5
A. 1,148.45 units B. 2,499.85 units C. 673.35 units D. 1,617.90 units E. 758.20 units