Name the quadrant in which the angle ? lies.csc ? > 0, sec ? > 0
A. I
B. II
C. III
D. IV
Answer: A
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Give all possible rational zeros for the polynomial.f(x) = -2x4 + 5x3 + 4x2 + 18
A. ±1, ±2, ±3, ±6, ±9, ±18
B. ±1, ±2, ± 
, ± 
, ± 
, ± 
, ± 
C. ±1, ± 
, ±2, ±3, ±6, ±9, ±18
D. ±1, ± 
, ±2, ±3, ± 
, ±6, ±9, ± 
, ±18
Write an algebraic equation and use it to solve the problem.City A experienced 18 armed robberies less than twice that of City B. In the two cities combined, 138 armed robberies occurred. How many armed robberies occurred in City A and in City B?
A. City A: 60 armed robberies; City B: 78 armed robberies B. City A: 86 armed robberies; City B: 52 armed robberies C. City A: 34 armed robberies; City B: 104 armed robberies D. City A: 62 armed robberies; City B: 40 armed robberies
Express the sum using summation notation.
+ 
+ 
+ ... + 
A. 
B. 
C. 
D. 
Solve the system using the matrix inverse method. 5x + 4y = 84x - 2y = 22
A. {(-4, 3)} B. {(4, -3)} C. {(3, -4)} D. {(-3, 4)}