Find the area of the specified region.Inside the circle r = 
sin ? and outside the cardioid r = 1 + cos ?
A. 
B. 
C. 
D. 
Answer: A
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The following question refers to a country with five states. There are 250 seats in the legislature, and the populations of the states are given in the table below.
Under Adams's method, the apportionments to each state are
A. State A: 6; State B: 22; State C: 118; State D: 96; State E: 8. B. State A: 6; State B: 23; State C: 116; State D: 96; State E: 9. C. State A: 7; State B: 22; State C: 117; State D: 95; State E: 9. D. State A: 6; State B: 22; State C: 117; State D: 96; State E: 9. E. none of these
Find a formula for the nth term of the sequence.The sequence 0, 2, 2, 2, 0, 2, 2, 2, . . . (0 and 3 2's repeated)
A. an = 1 + (-1)((n+1)(n+2))/2 B. an = 1 + (-1)(n(n+1)(n+2))/6 C. an = 1 + (-1)(n(n+1))/2 D. an = 1 + (-1)(n(n-1))/2
Use Heron's formula to find the area of the triangle. Round to the nearest square unit.a = 7, b = 13, c = 7
A. 17 B. 9 C. 36 D. 34
Insert < or > to write a true statement.-26 
65
A. -26 > 65 B. -26 < 65