Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function.P(x) = 3x3 - 5x2 + 3x + 4
A. 0 or 2 positive; 1 negative
B. 0 or 1 positive; 2 negative
C. 0 positive; 1 or 2 negative
D. 0 or 1 positive; 0 or 1 negative
Answer: A
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The growth rate G, in cubic feet per acre per year, of a certain forest stand depends on its age A in years. The relationship is
.
A: Make a graph of G versus A. Include ages up to 60 years.B: Explain in practical terms what the graph tells you about the growth rate of the forest stand over the first 60 years.C: At what age does the maximum growth rate occur? Round your answer to whole number.D: What is the maximum growth rate? Round your answer to two decimal places, if necessary.
What will be an ideal response?
Use factoring to solve the equation.9m2 - 8m = 0
A. 
, 0
B. 
, - 
C. - 
, 0
D. 0
Use an integer to express the number.Mr. Voss increased his speed by 6 miles per hour.
A. 6 B. -6
Find the vertical asymptote(s), if any, of the graph of the rational function. f(x) = 
A. x = 4 B. x = -4 C. x = 2, x = -2 D. no vertical asymptote