Find the standard deviation.25, 13, 32, 40, 61, 57
A. 38
B. 16.9
C. 36
D. 287.3
Answer: B
Mathematics
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Find the derivative of y.y = sech (-2?) (1 - ln sech(-2?))
A. sech (-2?) tanh (-2?) ln sech (-2?) B. 1 + 2 sech (-2?) tanh (-2?) ln sech (-2?) C. -2 sech (-2?) tanh (-2?) ln (-2?) D. -2 sech (-2?) tanh (-2?) ln sech (-2?)
Mathematics
Find the slope of the line.
A. 0 B. -4 C. not defined D. 4
Mathematics
Evaluate.
Mathematics
Determine whether the relation is a function.{(-8, 8), (-8, 1), (2, 2), (6, 2), (7, 2)}
A. Not a function B. Function
Mathematics