Find the limit of the sequence if it converges; otherwise indicate divergence.an = 1 + (-1)n + (-1)n(n+1)
A. 3
B. 0
C. 1
D. Diverges
Answer: D
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Evaluate the double integral.
A. 270 B. 135 C. 1 D. 45
Simplify by using the order of operations. Round your answer to the nearest hundredth.33 - 4.5 ? 2.5
A. 21.75 B. 26.0 C. 137.25 D. 77.50
Write the best-fit linear model for the data.Ten students in a graduate program were randomly selected. Their grade point averages (GPAs) when they entered the program were between 3.5 and 4.0. The following data were obtained regarding their GPAs on entering the program versus their current GPAs. Find a linear function that approximates a student's current GPA as a function of his or her entering GPA.Entering GPACurrent GPA 
A. y = 2.51 + 0.329x B. y = 5.81 + 0.497x C. y = 4.91 + 0.0212x D. y = 3.67 + 0.0313x
Solve.Find all values of x for which the natural logarithm of the square of x equals the square of the natural logarithm of x.
A. 0, 2 B. 1, e2 C. No solution D. 1, e