Solve the problem.The number of reports of a certain virus has increased exponentially since 1960. The current number of cases can be approximated using the function  where t is the number of years since 1960. Estimate the of cases in the year 2000.

A. 516 cases
B. 194 cases
C. 258 cases
D. 241 cases


Answer: C

Mathematics

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Write the given iterated integral as an iterated integral with the order of integration interchanged.

A.
B.
C.
D.

Mathematics

Use algebraic and/or graphical methods to solve the inequality.3 +  -  ? 0

A. -8 ? x < 0 or 0 < x ? 
B. x ?-8 or x ? 
C. -8 ? x ? 
D.  ? x ? 8

Mathematics

Use the given information about the polynomial function f(x) to write its complete factored form.f(x) = x3 - 8x2 + 17x - 10; zeros: 1, 2, 5

A. f(x) = (x - 1)(x + 2)(x - 5) B. f(x) = (x + 1)(x + 2)(x + 5) C. f(x) = (x - 1)(x - 2)(x - 5) D. f(x) = (x + 1)(x - 2)(x + 5)

Mathematics

Complete the ordered pairs. Then graph the equation by plotting the points and drawing a line through them.4x = y + 4(0, ), ( , 0), (4, )

A. (0, 4), (-1, 0), (4, 20)

B. (0, -4), (1, 0), (4, 12)

C. (0, -4), (-16, 0), (4, -3)

D. (0, -4), (-1, 0), (4, -20)

Mathematics