Solve and graph.x ? 3 or x ? 7
A. (-3, 7)
B. (-?, 3] ? [7, ?)
C. (3, 7)
D. [-7, -3]
Answer: B
Mathematics
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Determine where the function is increasing and where it is decreasing.f(x) = -x2 + 6x - 5
A. increasing on (-?, 4) decreasing on (4, ?) B. increasing on (3, ?) decreasing on (-?, 3) C. increasing on (4, ?) decreasing on (-?, 4) D. increasing on (-?, 3) decreasing on (3, ?)
Mathematics
Find the requested angle.The supplement of 33°.
A. 237° B. 147° C. 57° D. 327°
Mathematics
If A denotes the area of the sector of a circle of radius r formed by the central angle ?, find the missing quantity. If necessary, round the answer to two decimal places.r = 10 inches, ? = 2 radians, A = ?
A. 10 in2 B. 200 in2 C. 20 in2 D. 100 in2
Mathematics
Add or subtract as indicated.-6 - 11 + (-19)
A. -14 B. -24 C. 24 D. -36
Mathematics