Find all real numbers that satisfy the equation. Round approximate answers to the nearest hundredth.2 sin(?x) = 
A. {x|x = 0.33 + k or x = 1.67 + k}
B. {x|x = 0.33 + k or x = 0.67 + k}
C. {x|x = 0.33 + 2k or x = 0.67 + 2k}
D. {x|x = 0.17 + 2k or x = 0.83 + 2k}
Answer: C
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Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at 
and 
. The cross sections perpendicular to the x-axis between these planes are squares whose bases run from the semicircle 
to the semicircle 
.
A. 
B. 
C. 
D. 
Provide an appropriate response.The following graph represents a function. Identify the independent and dependent variables and describe the domain and range.
A. The independent variable is age and the dependent variable is time, measured in years. The domain is the years between 1980 and 2004. The range is the ages between 0 and 82. B. The independent variable is time, measured in years, and the dependent variable is age. The domain is the years between 1980 and 2004. The range is the ages between 0 and 82. C. The independent variable is age and the dependent variable is time, measured in years. The domain is the ages between 0 and 82. The range is the years between 1980 and 2004. D. The independent variable is time, measured in years, and the dependent variable is age. The domain is the ages between 0 and 82. The range is the years between 1980 and 2004.
Analyze the graph and write the equation of the function it represents in standard form f(x) = a(x - h)2 + k.
A. f(x) = -(x - 4)2 B. f(x) = -(x + 4)2 C. f(x) = (x + 4)2 D. f(x) = (x - 4)2
Find the least common denominator.
, 
A. (m + 1)2 B. m(m - 4)(m - 5) C. m(m - 4)2(m - 5) D. m(m + 1)(m - 5)