Solve the equation by the square root property.(x - 4)2 = 9
A. {13}
B. {-7, 1}
C. {-3, 3}
D. {1, 7}
Answer: D
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Compute the expected age ? of a British nurse in 1851. Assume that the table below shows the age distribution of nurses in Great Britain in 1851. Round your answer to nearest hundredth. Age range (yr)20-29 30-39 40-49 50-59 60-69 70-79 80+ Midpoint (x)24.5 34.5 44.5 54.5 64.5 75.5 84.5 Percent of nurses5.8% 9.8% 19.4% 29.1% 25.1% 9.1% 1.7%
A. 54.50 B. 59.50 C. 53.76 D. 53.79 E. 43.79
Find all real numbers in the interval [0, 2?) that satisfy the equation.cos x = sin x
A. 
B. 
C. 
D. 
Find an equation of the line that has the given slope and contains the given point.m = 2, (-8, 4)
A. y - 4 = mx + 8 B. y - 4 = x + 8 C. y = 2x + 20 D. y = 2x - 20
Determine if the relation is a function.S={(17, 4), (18, 6), (34, 0), (16, 4), (17, 1)}
A. Function B. Not a Function