Simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: C
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Solve the equation. Give the exact solution or solutions.log (x + 9) = 1 - log x
A. {1} B. {-1, 10} C. {-1} D. {-10, 1}
Solve the problem.Two points A and B are on opposite sides of a building. A surveyor selects a third point C to place a transit. Point C is 52 feet from point A and 67 feet from point B. The angle ACB is 52°. How far apart are points A and B?
A. 53.9 ft B. 71 ft C. 96.6 ft D. 107.2 ft
Find the y-intercept of the polynomial function.f(x) = (x + 1)(x - 8)(x - 1)2
A. -8 B. -1 C. 8 D. 0
The sequence is defined recursively. Write the first four terms.a1 = 3; an = 3an-1 + 3
A. a1 = 3, a2 = 9, a3 = 27, a4 = 81 B. a1 = 3, a2 = 12, a3 = 30, a4 = 84 C. a1 = 3, a2 = 6, a3 = 15, a4 = 42 D. a1 = 3, a2 = 12, a3 = 39, a4 = 120