Solve the inequality. Write the solution set in interval notation.(x + 7)(x - 6)(x + 2) > 0
A. (-7, -2) ? (6, ?)
B. (-7, -6) ? (2, ?)
C. (-?, 6) ? (2, 7)
D. (-?, -7) ? (2, 6)
Answer: A
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Solve.A carpenter wants to make a semicircular deck by cutting four equal pieces of wood as shown. Measure the angle of one of the pieces. Describe another way to determine the angle measure without using a protractor.
A. 90°; Since two of the pieces form a right angle, one of the pieces measures 1/2(180°), or 90°. B. 40°; Since two of the pieces form a right angle, one of the pieces measures 1/2(80°), or 40°. C. 45°; Since two of the pieces form a right angle, one of the pieces measures 1/2(90°), or 45°. D. 60°; Since two of the pieces form a right angle, one of the pieces measures 1/2(120°), or 60°.
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 = 18 inches, ? = 
radians, A = ?
A. 9.42 in2 B. 169.56 in2 C. 18.84 in2 D. 339.12 in2
Find the exact number of days from the first date to the second. Assume that the second month is in the following year, and assume no leap years.July 4 to January 23
A. 201 days B. 196 days C. 203 days D. 180 days
Solve the problem.An airplane is cruising at an altitude of 10,560 ft. What is the plane's altitude in miles?
A. 3 mi B. 2 mi C. 1 mi D. 4 mi