Round the decimal to the given place value.12.2, nearest ten
A. 11
B. 9
C. 12.2
D. 10
Answer: D
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Solve the equation.Solve tan ? = 
for ?, where 0° ? ? ? 90°.
A. 60° B. 90° C. 30° D. 45°
Rewrite the equation in standard form. Find the center and radius of the circle.x2 + y2 + 4y - 32 = 0
A. x2 + (y + 2)2 = 36 center (0, -2), r = 6 B. x2 + (y + 2)2 = 36 center (0, 2), r = 6 C. (x + 2)2 + y2 = 36 center (-2, 0), r = 6 D. x2 + (y - 2)2 = 36 center (0, 2), r = 6
Solve the problem.For what numbers x, -2? ? x ? 2?, does the graph of y = tan x have vertical asymptotes.?
A. -2?, -?, 0, ?, 2?
B. -2, -1, 0, 1, 2
C. - 
, - 
, 
, 
D. none
Solve the problem.The table shows the population of a certain city for selected years between 1950 and 2003. 
Write a logistic differential equation in the form 
= kP(M - P) that models the growth of the population. [You will first need to use your calculator find the logistic regression equation that best fits the data.]
A. 
= (4.945 × 10-7)P(271,976.2 - P)
B. 
= (4.741 × 10-7)P(278,903.2 - P)
C. 
= 0.1345 P(271,976.2 - P)
D. 
= 0.1207 P(278,903.2 - P)