Solve.Given f(x) = x2 + 4x + 15 find all values for x for which f(x) ? 3.
A. ?
B. [-6, 2]
C. (-6 2)
D. (-?, -6] ? [2, ?)
Answer: A
Mathematics
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A. Differentiable B. Continuous but not differentiable C. Neither continuous nor differentiable
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Determine the number of significant digits in the given approximate number.0.0403
A. 1 B. 2 C. 3 D. 4
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Complete the identity.cos (? + ?) + cos (? - ?) = ?
A. sin ? cos ? B. 2cos ? cos ? C. 2sin ? cos ? D. cos ? cos ?
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Divide:
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