Solve the inequality. Write the solution in interval notation and graph the solution set.5 - 3(1 - x) ? 23
A. (-?, 7)
B. (-?, 8]
C. [7, ?)
D. (-?, 7]
Answer: D
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Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = x2 - 8x - 20
A. Increasing on (-?, 4); decreasing on (4, ?) B. Increasing on (4, ?); decreasing on (-?, 4) C. Increasing on (- 4, ?); decreasing on (-?, - 4) D. Increasing on (-?, - 4); decreasing on (- 4, ?)
Solve.A meter is a unit of measure in the metric system that is approximately equal to 39.37 inches. Helga is 2 meters tall. What is her approximate height in inches? Round the answer to two decimal places.
A. 787.40 in. B. 7.89 in. C. 78.74 in. D. 78.94 in.
Write as a single interval.(-?, -8) ? (-4, ?)
A. (-8, ?) B. (-8, -4) C. ? D. [-8, -4]
Divide. Express any remainder as a decimal rounded to the nearest tenth.
A. 0.2 B. 4.9 C. 3.9 D. 4.86