Find the zeros of the polynomial function.f(x) = x3 + 5x2 - 9x - 45
A. x = -3, x = 3
B. x = 5, x = -3, x = 3
C. x = -5, x = 9
D. x = -5, x = -3, x = 3
Answer: D
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Use the Huntington-Hill apportionment principle to decide who is most deserving of an additional representative. Subdivision A, with 1600 residents, has 11 representatives in the City Hall, while Subdivision B, with 2700 residents, has 17 representatives, and Subdivision C, with 950 residents, has 7 representatives.
A. Subdivision A B. Subdivision B C. Subdivision C
Answer the given question by setting up and solving the appropriate proportion. If necessary, round the answer to two decimal places.By weight, the ratio of chlorine to sodium in table salt is 35.46 to 23.00. How much sodium is contained in 84.00 g of salt?
A. 129.51 g B. 50.95 g C. 54.48 g D. 33.05 g
Decide whether or not the given equation is an identity.
- 
= sin ?t + csc ?t
A. Yes B. No
Use dimensional analysis to solve the problem.Jarod calculated the speed of a train to be 29 ft/sec. Calculate the speed in miles per hour. Round answers to the nearest whole number.
A. 16 mi/hr B. 23 mi/hr C. 20 mi/hr D. 17 mi/hr