Find the exact value by using a sum or difference identity.sin 255°
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Provide an appropriate response.Which of the following sequences do not meet the conditions of the Integral Test? I. an = n(sin n + 1) II. an = 
III. an = 
A. II and III B. I only C. I and III D. I, II, and III
Mathematics
Show that the given shape will tile the plane. There may be more than one correct answer. If the figure does not tile the plane, state this.
What will be an ideal response?
Mathematics
Find the vertex of the parabola.f(x) = -3x2 + 24x - 48
A. (4, 0) B. (-4, 0) C. (0, 4) D. (0, -4)
Mathematics
Use the quadratic function to determine if the function has a maximum or minimum value and then find this maximum or minimum value.f(x) = -x2 - 
x + 8
A. minimum at 
B. maximum at 
C. maximum at 
D. minimum at 
Mathematics