Evaluate the function.Find f(4, 2) when f(x, y) = e2yln x.
A. 89.34
B. 165.03
C. 75.69
D. 2066.24
Answer: C
Mathematics
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Use the 68-95-99.7 rule to solve the problem.Assume that a distribution has a mean of 26 and a standard deviation of 4. What percentage of the values in the distribution do we expect to fall between 26 and 34?
A. 5% B. 47.5% C. 95% D. 25%
Mathematics
Find the derivative of the function.y = x5cos x - 8x sin x - 8 cos x
A. -x5 sin x + 5x4 cos x - 8x cos x - 16 sin x B. -5x4 sin x - 8 cos x + 8 sin x C. -x5 sin x + 5x4 cos x - 8x cos x D. x5 sin x - 5x4 cos x + 8x cos x
Mathematics
Find the slope and the y-intercept.10x + y = 9
A. m = 
; 
B. m = - 
; 
C. m = -10; (0, 9)
D. m = 10; (0, 9)
Mathematics
Simplify.
A. 
B. - 
C. 
D. -1
Mathematics