Use the integral test to determine whether the series converges.

A. diverges
B. converges


Answer: A

Mathematics

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Solve the problem.It has been found that the less income people have, the more likely they are to report that their health is fair or poor. The function  models the percentage of Americans reporting fair or poor health, f(x), in terms of annual income, x, in thousands of dollars. Find and interpret f(31).

A. f(31) ? 13.5; 13.5% of Americans earning $31 thousand annually report fair or poor health. B. f(31) ? 14.6; 14.6% of Americans earning $31 thousand annually report fair or poor health. C. f(31) ? $14.6; 31% of Americans earning $14.6 thousand annually report fair or poor health. D. f(31) ? 13.5; 31% of Americans earning $13.5 thousand annually report fair or poor health.

Mathematics

Express the repeating decimal number as a quotient of two integers.0.9

A.
B.
C.
D.

Mathematics

Simplify the expression. Assume all variables represent nonzero real numbers.68 ? 65

A. 613 B. 1213 C. 640 D. 3640

Mathematics

Find the x- and y-intercepts for the equation. Then graph the equation.-4x - 8y = 24

A. x-intercept: (-6, 0), y-intercept: (0, -3)

B. x-intercept: (-3, 0), y-intercept: (0, -6)

C. x-intercept: (6, 0), y-intercept: (0, -3)

D. x-intercept: (-3, 0), y-intercept: (0, 6)

Mathematics