Express the function in the form f(x) = a(x - h)2 + k and indicate the vertex.f(x) = -x2 - 3x + 3
A. f(x) = -(x + 3)2 + 3
vertex: (-3, 3)
B. f(x) = -(x + 
)2+ 
vertex: 
C. f(x) = -(x - 
)2- 
vertex: 
D. f(x) = -(x - 3)2 - 15
vertex: (3, -15)
Answer: B
Mathematics
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(4y dx + 2y dy)C: The boundary of 0 ? x ? ?, 0 ? y ? sin x
A. -2 B. -4 C. 0 D. 4
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Simplify.
A. 
B. 
C. 
D. - 
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Solve the inequality and graph the solution set.| r| ? 7
A. [7, ?)
B. (-?, -7] ? [7, ?)
C. [-7, 7]
D. (-?, -7]
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Simplify the expression. Assume that all variables are positive when they appear.-6
- 2
A. -40
B. -32
C. 40
D. 32
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