Solve the problem.Two boats leave a dock together, each traveling in a straight line. One boat travels at 
and the other at 
If the angle between their courses measures 
how far apart are they after 
Round your answer to the nearest tenth of a mile.
A. 17.6 mi
B. 15.6 mi
C. 6.1 mi
D. 10.3 mi
Answer: C
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Graph the quadratic function using its vertex, axis of symmetry, and intercepts.f(x) = -x2 - 4x - 3
A. vertex (2, 1)
intercepts (1, 0), (3, 0), (0, -3)
B. vertex (-2, 1)
intercepts (-1, 0), (- 3, 0), (0, -3)
C. vertex (2, -1)
intercepts (1, 0), (3, 0), (0, 3)
D. vertex (-2, -1)
intercepts (-1, 0), (- 3, 0), (0, 3)
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log3
A. 
log3 y - 2
B. log3 
- log3 9
C. log3 
- 2 log3 3
D. 
log3 y - log3 9
Solve the problem.A lumber yard has fixed costs of $5245.20 per day and variable costs of $0.08 per board-foot produced. Lumber sells for $1.88 per board-foot. How many board-feet must be produced and sold daily to break even?
A. 65,565 board-feet B. 2676 board-feet C. 1942 board-feet D. 2914 board-feet
Add.
+ 
A. 
B. x - 8
C. 
D. 