Find the derivative.y = ex ln x, x > 0

A.  
B. ex ln x
C.  
D.  


Answer: D

Mathematics

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Evaluate  for the given x and function f.f(x) =  + 10 for x = 6

A.
B. 2
C. 12
D. Does not exist

Mathematics

Multiply.(3x - 11)(x + 9)

A. x2 + 16x + 15 B. 3x2 + 16x - 99 C. 3x2 + 15x - 99 D. x2 - 99x + 16

Mathematics

Solve the problem.Thompson's Hardware spent $15,670 this year on advertising alone. If total sales were $790,100, what percent of total sales was spent on advertising? Round to the nearest tenth of a percent, if necessary.

A. 504% B. 0.2% C. 50.4% D. 2%

Mathematics

Find the maximum area of a rectangle that can be circumscribed about a given rectangle with length L = 8 and width W = 3.

Mathematics