Solve the inequality. Write the solution set in interval notation.3x2 + 14x < 24
A. (-?, -6) ? 
B. 
? (6, ?)
C. 
D. 
Answer: D
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Solve the right triangle. If two sides are given, give angles in degrees and minutes.
A = 25.3°, b = 3.6 mRound side lengths to one decimal place.
A. B = 64.7°; a = 0.6 m; c = 3.9 m B. B = 64.7°; a = 3.9 m; c = 5.3 m C. B = 64.7°; a = 1.7 m; c = 4.0 m D. B = 64.7°; a = 0.6 m; c = 3.6 m
Factor the expression.3a4b2 - 9a3b3
A. 3a2b2(a2 - 3ab) B. 3a3b3(a - 3) C. 3a3b2(a - 3b) D. 3a3b2(a + 3b)
Solve the problem.The formula v = 
can be used to estimate the maximum safe velocity v, in miles per hour, at which a car can travel along a curved road with a radius of curvature r, in feet. To the nearest whole number, find the maximum safe speed for a curve in a road with a radius of curvature of 350 feet.
A. 19 mph B. 47 mph C. 30 mph D. 12 mph
Solve the problem.Joe bought 7 bolts on one day and 10 more the next. How many bolts did he buy?
A. 3 bolts B. 17 bolts C. 18 bolts D. 27 bolts