Find the range of the given function. Express your answer in interval notation.f(x) = 4x2 + 16x + 19
A. [3, ?)
B. [ - 2, ?)
C. (-?, -3]
D. (-?, 2]
Answer: A
Mathematics
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B. 
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A. 0 B. 1 C. x D. 5
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- 
A. 
B. - 
C. 
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Use special right triangles to evaluate the expression.cos 
A. 
B. 
C. 
D. 
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