Solve the system of equations using the addition method.6x + 8y = 646x + 2y = 88
A. (-16, 8)
B. (16, -4)
C. (-16, 6)
D. (-4, 16)
Answer: B
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Graph the pair of parametric equations with the aid of a graphing calculator.x = 6 cos t + 2 cos 3t, y = 6 sin t - 2 sin3t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
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?
Solve the inequality and write the solution set in interval notation.
t ? - 60
A. (-?, 80] B. [80, ?) C. (-?, -80] D. [-80, ?)
Plot the point given in polar coordinates.
A. 
B. 
C. 
D. 