Determine whether the two binomials are or are not opposites.x + 8 and 8 + x
A. Opposites
B. Not opposites
Answer: B
Mathematics
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Solve the problem.Scores on a test are normally distributed with a mean of 71 and a standard deviation of 5. What is the percentile for an exam score of 67? Round the percentile to the nearest tenth.
A. 19.9 B. 2.4 C. 21.2 D. -0.8
Mathematics
Simplify.
? 
? 18
A. 
B. 1
C. 2
D. 
Mathematics
Use a proportion to solve the problem.The scale on a map is 
inch to 6 miles. Find the actual distance between two towns for which the distance is represented by 37 inches on the map.
A. 876 mi B. 880.5 mi C. 888 mi D. 891.85 mi
Mathematics
Find an equation of a parabola satisfying the given conditions.Focus (-3, 8), directrix y = 4
A. (x + 3)2 = 8(y - 8) B. (x + 3)2 = 8(y - 6) C. (x - 8)2 = 8(y - 6) D. (y - 8)2 = 8(x + 3)
Mathematics