Find all the first order partial derivatives for the following function.f(x, y, z) = z(ex)y
A. 
= zyexy; 
= zxexy; 
= exy
B. 
= zxexy; 
= zyexy; 
= exy
C. 
= zyexy; 
= zxexy; 
= zexy
D. 
= zexy; 
= zexy; 
= exy
Answer: A
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Solve the problem.Estimate the minimum number of subintervals needed to approximate the integral
with an error of magnitude less than 10-4 using the Trapezoidal Rule.
A. 2 B. 0 C. 3 D. 1
The percent P of the drug triazolam (a drug for treating insomnia) remaining in a person's bloodstream after t hours is given by 
. What percent will remain in the bloodstream after 10 hours?
?
Please enter your answer as a percent without the percent sign, rounded to three decimal places, if necessary.
Fill in the blank(s) with the appropriate word(s).
Find all rational zeros and factor f(x).f(x) = x3 + 2x2 - 45x - 126
A. -3, -6, 7; f(x) = (x + 3)(x + 6)(x - 7) B. 3, 6, -7; f(x) = (x - 3)(x - 6)(x + 7) C. 4, 6, -14; f(x) = (x - 4)(x - 6)(x + 14) D. -4, -6, 14; f(x) = (x + 4)(x + 6)(x - 14)
Divide and simplify.
÷ 
A. 
B. 1
C. 
D. 