Write the inequality using interval notation, and illustrate the inequality using the real number line.y < 9

A. (-?, 9)

B. [-?, 9)

C. [-?, 9]

D. (-?, 9]


Answer: A

Mathematics

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Find the range of the given function. Express your answer in interval notation.f(x) = 4x2 + 16x + 19

A. (-?, 2] B. (-?, -3] C. [3, ?) D. [ - 2, ?)

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Mathematics