Find three positive values of  ? for which the differential equation  has polynomial solutions.
Select the correct answer.
?

A. 2, 6, 12
B. 1, 2, 3
C. 1, 4, 9
D. 2, 4, 6
E. 2, 6, 10


Answer: A

Mathematics

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Solve the problem.Let g(x) = . Find a function y = f(x) so that (f ? g)(x) = .

A. f(x) = x2
B. f(x) = 
C. f(x) = x
D. f(x) = 

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Subtract in the indicated base.247eight - 153eight

A. 76eight B. 53eight C. 74eight D. 94eight

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Write the function using function notation. Let x be the independent variable and y be the dependent variable. Use the letter f to name the function.y = x2 + 8x - 7

A. y = f(x) - 7 B. f(x) = x2 + 8x C. f(x) = x2 + 8x - 7 D. y = f(x)2 + 8f(x) - 7

Mathematics

Solve the problem.A wheel with a 30-inch radius is marked at two points on the rim. The distance between the marks along the wheel is found to be 12 inches. What is the angle (to the nearest tenth of a degree) between the radii to the two marks?

A. 24.9° B. 22.9° C. 20.9° D. 18.9°

Mathematics