State whether the system is consistent or inconsistent. If it is consistent, then state whether the graphs' equations are dependent or independent. State the number of solutions.
A. Inconsistent; one solution
B. Consistent; independent; one solution
C. Inconsistent; infinitely many solutions
D. Consistent; dependent; infinitely many solutions
Answer: B
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Use the table or the graph to solve the compound inequality.-12 ? -6x < 6
A. {x
}
B. {x
}
C. {x
}
D. {x
}
Provide an appropriate response.Find all complex square roots of z = 121(cos 60° + i sin 60°). Write each root in standard polar form with the argument in degrees.
A. 11(cos 30° + i sin 30°), 11(cos 210° + i sin 210°) B. 11(cos 60° + i sin 60°), -11(cos 120° + i sin 120°) C. 11(cos 60° + i sin 60°), 11(cos 120° + i sin 120°) D. 11(cos 30° + i sin 30°), 120(cos 210° + i sin 210°)
Solve the problem.Martha can rake the leaves in her yard in 7 hours. Her brother can do the job in 4 hours. How long will it take them to do the job working together?
A. 
hr
B. 
hr
C. 
hr
D. 
hr
Find the Social Security tax for the current pay period. Assume a 6.2% FICA rate up to a maximum of $115,000.Gross Earnings This Year: $110,009.26Current Period Earnings: $6,288
A. $389.86 B. $303.23 C. $309.43 D. $80.43