Using the variable x, write the interval as an inequality.
A. -6 < x ? 5
B. -6 ? x ? 5
C. -6 < x < 5
D. -6 ? x < 5
Answer: A
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Find a formula for the nth term of the sequence.0, 2, 0, 2, 0 (alternating 0's and 2's)
A. an = 1 - (-1)n B. an = 1 + (-1)n+1 C. an = 1 + (-1)n D. an = 1 + (-1)n-1
Solve the problem.In trying to solve a certain Traveling Salesman Problem, you find a solution with a total length of 2500 miles. If the length of the optimal solution is 2000 miles, then the relative error of your solution is
A. 400%. B. 125%. C. 25%. D. 20%. E. none of these
Provide an appropriate response.If X is normally distributed with ? = 90 and ? = 10, find P(65 < X < 80).
A. 0.1048 B. 0.1428 C. 0.1347 D. 0.1525 E. 0.1232
For the pair of functions, find the indicated domain.f(x) = x2 - 16, g(x) = 2x + 3Find the domain of f ? g.
A. [4, ?) B. (-4, 4) C. [0, ?) D. (-?, ?)