Determine whether the function is odd, even, or neither.f(x) = cos (3x) + sin (3x)
A. Even
B. Odd
C. Neither
Answer: C
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Solve the compound inequality. Write the solution set using interval notation and graph it.-7 < -3a + 5 ? 5
A. (0, 4]
B. [-4, 0)
C. [0, 4)
D. (-4, 0]
Solve the problem.In a 1-mile race, the winner crosses the finish line 12 feet ahead of the second-place runner and 28 feet ahead of the third-place runner. Assuming that each runner maintains a constant speed throughout the race, by how many feet does the second-place runner beat the third-place runner? (5280 feet in 1 mile.)
A. 16.04 ft B. 4.01 ft C. -12.06 ft D. -16.09 ft
Find the expected value.Suppose that 1,000 tickets are sold for a raffle that has the following prizes: one $300 prize, two $100 prizes, and one hundred $1 prizes. What is expected value of a ticket?
A. $300 B. $0.60 C. $1 D. $100
Determine if the relation is also a function.{(-3, 2), (1, -7), (5, -1), (7, -4), (11, -2)}
A. Yes B. No