Write the standard form of the equation of the circle with radius r and center (h, k).r = 
; (h, k) = (4, 6)
A. (x + 4)2 + (y + 6)2 = 2
B. (x - 4)2 + (y - 6)2 = 2
C. (x + 6)2 + (y + 4)2 = 4
D. (x - 6)2 + (y - 4)2 = 4
Answer: B
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Convert the decimal to percent notation..1752
A. 175.2% B. 1.752% C. .01752% D. 17.52%
Solve the problem.Consider a population that grows according to the recursive rule PN = 5 × PN-1, with initial population P0 = 6. Which of the following is an explicit description of this population sequence?
A. PN = 5 × 6N-1 B. PN = 5 × 6N C. PN = 6 × 5N-1 D. PN = 6 × 5N E. none of these
Solve the equation.10w - 9 = -8 + 3w
A. 
B. - 7
C. - 
D. 7
Solve the problem. Give an exact answer and an approximation to the nearest tenth.A painter leans a ladder against one wall of a house. At what height does the ladder touch the wall?
A. 
ft ? 28.6 ft
B. 
ft = 120 ft
C. 
ft ? 15.5 ft
D. 
ft ? 2.4 ft