Determine whether the Fourier series of the given function will include only sine terms, only cosine terms, or both sine terms and cosine terms.f(x) = -x cos 2x -5 ? x < 5
A. both sine and cosine terms
B. only cosine terms
C. only sine terms
Answer: C
Mathematics
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Provide an appropriate response.Graph the function y = f(x) = 2x2 + 2x - 12 and indicate the coordinates of the vertex and intercepts.
What will be an ideal response?
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Perform the indicated operation.4 - 14
A. -18 B. 18 C. 10 D. -10
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Find an equation of the circle satisfying the given conditions.Endpoints of a diameter: (1, 4) and (-7, 3)
A. 
2 + 
2 = 85
B. 
2 + 
2 = 37
C. 
2 + 
2 = 
D. 
2 + 
2 = 65
Mathematics
If y varies inversely as x, find the inverse variation equation for the situation.y = 35 when x = 8
A. y = 
x
B. y = 
C. y = 
D. y = 
Mathematics