Solve the equation.-20 = -9x - 2
A. 2
B. -5
C. -9
D. 4
Answer: A
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Solve the problem.A surveyor is measuring the distance across a small lake. He has set up his transit on one side of the lake 80 feet from a piling that is directly across from a pier on the other side of the lake. From his transit, the angle between the piling and the pier is 30°. What is the distance between the piling and the pier to the nearest foot?
A. 139 feet B. 69 feet C. 46 feet D. 40 feet
Find the composition. If f(x) = - 
and g(x) = 
, find (f ? g)(x).
A. - 
B. - 
C. - 
D. - 
For the given pair of functions, find the requested function.f(x) = x2 + 6x + 6 and g(x) = 5x - 2; (fg)(1)
A. 13 B. -17 C. 37 D. 39
Find the union of the sets.{-5, -1, 2, 6} ? {-3, 1, 4, 8}
A. {-5, -3, -1, 1, 2, 4, 6, 8} B. {-1, 1, 2} C. ? D. {1}