Approximate the given square root to the nearest tenth using the guess-and-check method.
A. 11.5
B. 11.3
C. 11.2
D. 11.4
Answer: D
Mathematics
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Identify the intervals on which the given function is increasing, decreasing, or constant.
A. inc (5, ?) dec (-?, 0), (0, 5) B. inc (-3, 0) dec (-?, -3) const (0, ?) C. inc (-?, -3), (0, 5) dec (-3, 0) , (5, ?) D. inc (-3, 0), (5, ?) dec (-?, -3), (0, 5)
Mathematics
Find the domain of the function.f(x) = 
A. {x|x ? 3}, or (-?, 3) ? (3, ?) B. all real numbers, or (-?, ?) C. {x|x ? -5}, or (-?, -5) ? (-5, ?) D. {x|x ? -5 and x ? 3}, or (-?, -5) ? (-5, 3) ? (3, ?)
Mathematics
Multiply.(6.4)(514)
A. 3289.7 B. 3290.7 C. 3289.71 D. 3289.6
Mathematics
State whether the parabola opens upward or downward.y = 5 - (x + 3)2
A. Upward B. Downward
Mathematics