Find at least three nonzero terms [including a0, at least two cosine terms (if they are not all zero) and at least two sine terms (if they are not all zero)] of the Fourier series for the given function.f(x) = x + ? -? ? x < ?
A. f(x) = ? + sin x - 
sin 2x + 
sin 3x - . . .
B. f(x) = ? + 2 sin x - sin 2x + . . .
C. f(x) = 2 sin x - sin 2x + 
sin 3x - . . .
D. f(x) = ? + sin x - 
sin 2x + . . .
Answer: B
Mathematics
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A. asymptotes: x = -1, y = -1
B. asymptotes: x = 1, y = 1
C. asymptotes: x = -1, y = 1
D. asymptotes: x = 1, y = -1
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Graph the function defined by a radical expression.f(x) = - 
A. 
B. 
C. 
D. 
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Simplify.
4
A. 
B. 
C. 
D. 
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Solve the system by elimination. x + 3y = 31-6x + 2y = -6
A. (-4, 10) B. No solution C. (4, 9) D. (3, 10)
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