Find the nth term of the geometric sequence.6, 18, 54, 162, 486
A. an = 6 ? 3n
B. an = 6 ? 3n
C. an = a1 + 3n
D. an = 6 ? 3n-1
Answer: D
You might also like to view...
Write the equation of the graph after the indicated transformation(s). The graph of y = 
is shifted 7.2 units to the left. This graph is then vertically stretched by a factor of 3.6. Finally, the graph is reflected across the x-axis.
A. y = -3.6
B. y = -3.6
C. y = 3.6
D. y = -7.2
Answer the question.True or False: The graph of the equation 9x - 15y = 30 goes through 
A. False B. True
A student is studying mathematics and chemistry. The probability that he passes mathematics is 0.75, the probability that he fails chemistry is 0.2, and the probability that he passes mathematics but fails chemistry is 0.05.Find the probability that he passes both courses.
A. 0.70 B. 0.75 C. 0.60 D. 0 E. none of these
Solve and check your answer.1 - 10 = x + 4 + 32
A. x = 4 B. x = -22 C. x = -58 D. x = 22