Solve the equation.log (x + 2) = log (5x + 1)
A. 
B. 
C. 
D. 
Answer: A
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? = central angle of a circle, r = radius of the circle, s = length of the intercepted arc, 
speed, 
speed, and t = time. Find the missing quantity. Give an exact answer unless otherwise indicated.r = 7.7 feet, ? = 6 rad/sec, v = ?
A. 13.7 ft/sec B. 4.62 ft/sec C. 462 ft/sec D. 46.2 ft/sec
Solve.In a particular city, 
of the residents subscribe to the local newspaper. Write 
as a percent.
A. 0.03% B. 3% C. 30% D. 0.3%
There is exactly $10,000 in a trust fund that is to be invested among three types of bonds, A, B, and C, which yield 5%, 6%, and 7%, respectively, on the investment. The total yield must be at least $600, no less than $3000 may be invested in B bonds, and no more than $2000 may be invested in A bonds.If x and y represent the amounts invested in A and B bonds, then the amount invested in C bonds is
A. 10,000 + x - y. B. 10,000 - x + y. C. x + y - 1000. D. 10,000 - x - y. E. none of these
Select the ordered pair that falls within the solution region for this system of inequalities:
A. 
B. 
C. 
D. 