Write in logarithmic form.97x = y
A. logy 7x = 9
B. log9 7x = y
C. log9 y = 7x
D. logy 9 = 7x
Answer: C
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Solve the problem.A small city has 50 police officers to be apportioned among 8 precincts based on the population of each precinct. The populations are given in the following table. 
Find the apportionment for the Seventh Precinct using Adams' method.
A. 7 B. 6 C. 5 D. 4
Determine the vertex, focus, and directrix of the parabola and sketch its graph.(y - 2)2 = (x + 2)
A. vertex: (-2, 2)
focus: (-1.75, 2)
directrix: x = -2.25
B. vertex: (-2, 2)
focus: (-2, 2.25)
directrix: y = 1.75
C. vertex: (-2, 2)
focus: (-1.75, 2)
directrix: x = -2.25
D. vertex: (2, -2)
focus: (2, -1.75)
directrix: y = -2.25
Change the logarithmic expression to an equivalent expression involving an exponent.ln 
= -5
A. 
e = -5
B. -5e = 
C. 
-5 = e
D. e-5 = 
Solve the equation. If necessary, round to thousandths.
x = 13
A. -2.600 B. 1.594 C. -0.627 D. -1.594