Solve.For f(x) = x2 + 4, find all x-values for which f(x) > 148.
A. (-?, -12) ? (12, ?) or {x|x < -12 or x > 12}
B. (74, ?) or {x|x > 74}
C. (-?, -11) ? (11, ?) or {x|x < -11 or x > 11}
D. (12, ?) or {x|x > 12}
Answer: A
Mathematics
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