Use the product and quotient rules, as necessary, to simplify the radical expression.
A. 20
B. 80
C. 40
D. 20
Answer: D
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Graph the function, showing all asymptotes (those that do not correspond to an axis) as dashed lines. List the x- and y-intercepts.f(x) = 
A. No x-intercepts, y-intercept: 
;
B. No x-intercepts, y-intercept: 
;
C. No x-intercepts, y-intercept: 
;
D. No x-intercepts, y-intercept: 
;
Find all the first order partial derivatives for the following function.f(x, y) = xye-y
A. 
= ye-y; 
= xe-y(y - 1)
B. 
= ye-y; 
= - xye-y
C. 
= ye-y; 
= xe-y(1 - y)
D. 
= ye-y; 
= xe-y
Multiply to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.2
? 23
A. 61
B. 60
C. 51
D. 46
Solve the problem.The logistic growth model 
represents the population of a bacterium in a culture tube after t hours. When will the amount of bacteria be 740?
A. 7.4 hr B. 1.8 hr C. 5.58 hr D. 11.18 hr