Solve by extracting square roots.(x - 1)2 = 17
A. {-1 ± 
i}
B. {1 ± 
i}
C. {-1 ± 
}
D. {1 ± 
}
Answer: D
You might also like to view...
One model for expenditures at high schools gives the cost C, in dollars per pupil, as a function of the number n of students enrolled. The relationship is
.
?
Find the enrollment and cost that correspond to the minimum cost per pupil. Round your answers to the nearest whole number.
A. An enrollment of 1909 gives a minimum cost of $340 per pupil. B. An enrollment of 340 gives a minimum cost of $1909 per pupil. C. An enrollment of 1911 gives a minimum cost of $344 per pupil. D. An enrollment of 344 gives a minimum cost of $1911 per pupil.
Solve the problem.The total sales in dollars of some small businesses fluctuates according to the equation 
where x is the time in months, with 
corresponding to January, 
and 
Determine the month with the greatest total sales and give the sales in that month.
A. December; $8,800 B. March; $8,800 C. September; $3,800 D. June; $6,300
Solve.A rectangular plot of land measure 90 feet by 170 feet. Find its area.
A. 260 sq. ft. B. 520 sq. ft. C. 1530 sq. ft. D. 15,300 sq. ft.
Graph the linear inequality.3x + 4y ? -12
A. 
B. 
C. 
D. 