Simplify.|1|
A. 0
B. 1
C. -1
D. does not exist
Answer: B
Mathematics
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Use the figure to answer the question.The weights (in pounds) of a group of high school students are listed below in a 
plot.
What is the most frequent weight?
A. 159 B. 114 C. 142 D. 99
Mathematics
Factor the trinomial by grouping.20 + 63x2 - 73x
A. (9x - 4)(7x + 5) B. (9x + 4)(-7x + 5) C. (9x - 4)(7x - 5) D. prime
Mathematics
Find the mean of the set of data. Round to the nearest tenth.229, 221, 213, 213, 213, 213, 221, 215, 215, 215, 221, 221
A. 217.7 B. 217.5 C. 218.4 D. 217.2
Mathematics
Find the distance d(A, B) between the points A and B.A(3, 3); B(-5, 9)
A. 11 B. 10 C. 100 D. 20
Mathematics