Solve the equation.log (4x) = log 5 + log (x - 1)
A. 
B. 
C. {5}
D. {- 5}
Answer: C
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Solve the problem.The function f(t) = -0.15t2 + 0.49t + 31.7 models a certain country's population in millions, ages 65 and older, where t represents years after 2010. The function g(t) = 0.56t2 + 12.55t + 105.7 models the total yearly cost of the government's health insurance program in billions of dollars, where t represents years after 2010. What does the function 
represent? Find 
(15).
A. Cost per person in thousands of dollars. $79.24 thousand B. Cost per person in thousands of dollars. $0.01 thousand C. Cost per person in thousands of dollars. $0.17 thousand D. Cost per person in thousands of dollars. $7.65 thousand
Solve the equation for 
.
?
?
A. 
B. 
C. 
D. 
Perform the conversion. Round to the nearest hundredth when necessary.64 kg to lb
A. 162.56 lb B. 67.84 lb C. 140.80 lb D. 28.80 lb
Find an equation of the line containing the given pair of points(-4, 10) and (-4, 2)
A. y = 10 B. x = -4 C. 10x + 2y = 0 D. 2x + 10y = 0