Simplify. Assume that all variables represent positive real numbers.(5 - 3
)2
A. 25 + 9
B. 70 - 30
C. 25 - 9
D. 70 + 30
Answer: B
Mathematics
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Find the standard deviation s for the given data. Round your answer to one more decimal place than the original data.Christine is currently taking college astronomy. The instructor often gives quizzes. On the past seven quizzes, Christine got the following scores:43?15?33?23?17?45?57Compute the standard deviation(s).
A. 15.8 B. 9255 C. 33 D. 7755.6
Mathematics
Divide.
A. 9.1 B. 9 C. 8 D. 8.9
Mathematics
Solve the equation.49x2 - 16 = 0
A. 
, - 
B. - 
C. 
D. 
, - 
, 0
Mathematics
Perform the operation.
?
Fill in the blank(s) with the appropriate word(s).
Mathematics