Round the number to the place indicated.Round to the nearest thousandth: 20.2123
A. 20.211
B. 20.21
C. 20.213
D. 20.212
Answer: D
Mathematics
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Simplify.
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A. 
B. 
C. 
D. 
Mathematics
150 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean ? = 65 and standard deviation ? = 10.Assuming there were no outliers, the lowest score on the exam was around
A. 65. B. 35. C. 0. D. 10. E. none of these
Mathematics
Find the Cartesian product or cardinal number as requested.A = {15, 3, 10}B = {5, 12}Find n(A × B).
A. 6 B. 9 C. 12 D. 5
Mathematics
Simplify the complex rational expression.
A. 
B. 
C. 
D. 
Mathematics