Solve the logarithmic equation.log 5x = log 4 + log (x + 2)
A. 
B. 8
C. 
D. -8
Answer: B
Mathematics
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Solve the problem.John Lee's savings account has a balance of $1509. After 9 years, what will the amount of interest be at 6% compounded annually? Round to the nearest dollar.
A. $1031 B. $1045 C. $1040 D. $90
Mathematics
Solve the right triangle shown in the figure. Round lengths to one decimal place and express angles to the nearest tenth of a degree. 
A = 53.3°, c = 50.2
A. B = 53.3°, a = 30, b = 40.2 B. B = 36.7°, a = 30, b = 40.2 C. B = 53.3°, a = 40.2, b = 30 D. B = 36.7°, a = 40.2, b = 30
Mathematics
Divide.
A. 7r2 + 8r + 2
B. 7r2 - 8r - 2
C. r2 + 2r + 8
D. 7r2 + 8r + 
Mathematics
Determine whether the relation is also a function.{(2, 6), (2, -2), (6, -1), (7, -7), (10, 7)}
A. yes B. no
Mathematics