Find an for the given geometric sequence.a2 = -10, r = -2
A. an = 5(-2)n - 1
B. an = -10(-2)n - 1
C. an = 5(-2n)
D. an = 5(-2)n
Answer: A
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Answer the question.Determine if 435 is divisible 2, 3, 5.
A. 5 only B. 3 only C. 3, 5 only D. 2, 3, 5
Use the given graph to find the x-intercepts and zeros of the function.
A. (-4, 0), (7, 0); -4, 7 B. (-7, 0), (4, 0); -7, 4 C. (4, 0), (7, 0); 4, 7 D. (-4, 0), (-7, 0); -4, -7
Let B denote the balance of an account t years after the initial investment. Here is a formula for the rate of change of B:
.
A: Make a graph of 
versus t over the first 10 years of the investment.
?
B: During what time period is the value of the investment decreasing? Round your answer to two decimal places.
?
C: When does the investment reach a minimum value? Round your answer to two decimal places.
What will be an ideal response?
Find all vertical asymptotes of the given function.g(x) = 
A. x = 4 B. x = -6 C. none D. x = 6